2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora Interview Questions Mechanical Engineers Interviewing Mechanical Engineering Related Questions College and University Admissions What is the best prep material for mechanical What are some of the best interview questions asked for engineering interview questions? a mechanical engineering student? What are some technical interview questions asked to mechanical engineers in their campus placements? What are some common questions asked in 34 Answers mechanical placement interviews? Sas Mr, Working in a power plant manufacturing company What is the most bizarre/toughest/oddest question Updated Sep 14 you have been asked in a job interview? I cleared the BHEL written exam and was called for interview. No GD. Interview was for What are some interesting questions asked in an the post of Executive engineer /E1 grade. It was a 10 minutes interview with 5 persons in interview? the panel.Among them atleast one was an IAS officier. What are some of the best interview questions asked Vaccant post : called candidates = 1:4 ratio. Loads of question were asked for a MEP engineering? momentarily.Some question I remember are: What are some of the most difficult questions being asked in an interview (Mechanical engineering)? What are some good mechanical engineering 1) Take your seat.Why are you sweating? Are you nervous? technical questions I can ask as an interviewer? No sir. Actually... little bit. This is my first interview for a core company.(They smiled at me). What are the best programming interview questions you've ever asked or been asked? 2) What is an IC engine and how does it work? What is the best way for a mechanical engineering Explained from text book knowledge. student to prepare for job interviews? 3) Difference between petrol engine and diesel engine.Why their milage differs. Explained properly. 4) What will happen to the room temperature if you turn your room in to a closed system by closing all the door and window perfectly and then you open the door of the room refrigerator that is in running condition. Got puzzled.but answered as temperature of the room will increase since input is always greater than output of the system. 5)What actually entropy is? Explain me since I know only farming. ;-) I tried to explain entropy as a disorderness of a system without explaning any mathematical formula and interviewer nodded approvingly. 6)Tell me quickly ,Two co-cenric circle rolls together up to 3 mtr.Now tell me whether both the point has travelled same distance or not. https://www.quora.com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 1/17 closed my eye and took 5 sec and explained. 7) Explain how a human walks by using friction.9k Views · View Upvotes Related Questions More Answers Below What is the best prep material for mechanical engineering interview questions? What are some technical interview questions asked to mechanical engineers in their campus placements? What are some common questions asked in mechanical placement interviews? What is the most bizarre/toughest/oddest question you have been asked in a job interview? What are some interesting questions asked in an interview? Mahendar Hariharan.Why class 3 lever is used in reality.you may leave". Mechanical Engineer Automotive Sector Updated Nov 15.Mechanical attracts me more and I will be surging along with BHEL.quora. Hope you get success in career and life ahead.If it is Ladakh will it be okay for you? Had to agree by thinking I can drink coffee in the cold .com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 2/17 . 81. Answered though not sure.Interviewer gave a strange look.You need to be thorough with the text books first.Rests are presence of mind and your originality.2K). There are thousand of question you can be asked to be judged. It does feel good. I would like to highlight some general points about mechanical interviews. riser works as a backup reservior of molten metal when the cavity metal volume shrinks due to solidification.(never forget to give the directional arrow sign for any mechanical cycle. Explained 9)What is the need of riser in moulding? Explained riser as a checking process to confirm the molten metal has filled the cavity or not. All the best. Edit1: I did not think of so many likes and views (56.).but interviewer didnot agree indicating me for any other reason. 8)What is dovetail milling. Result: Selected.mind it.2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora Its the perimeter they are travelling. 2015 Thanks for the A2A. So obviously different. 10)Gave me a paper and pencil and asked to draw a carnot cycle and explain it.I was like 'God saved'. All https://www.That is a test too) 11)Asked me bout posting preferences. Interviewer happily agreed. 12)Why do you want to quit the biggest IT MNC since this sector is surging? Told it honestly. After their whispering internal discussion they told "ok.What kind of friction is involved (static friction or rolling friction). You can enter the interview stage only if you have passed the written test (Technical and aptitude). Thanks guys. Explained it. K.Khurmi Thermodynamics . So be careful on resume preparation and include only things that you have done and have good knowledge in it. Then you will be checked whether mentally you are ready for the job and whether you can work in a team. But the procedure is same as said earlier. So vary your resume according to the company profile (For example: Areas of interest).R. They also see whether you are looking for a long term commitment.S.Khurmi Dynamics . 3) Be yourself.R. you will surely be rejected.R. 1) Make yourself thorough with the first 2 or 3 chapters in basic Mechanical books.V.Natrajan Strength of materials.) https://www. They will test you on the areas where you will be put to work if you are selected.VJ Ragavan .Bansal.quora. the interview varies.Khurmi Manufacturing Technology . This is the general process and in some interviews the technical and HR rounds will be separated. Rajput or Khurmi Engineering Graphics . All the best EDIT 1: I would like to add few more things. Don't try to manage.2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora interviews will always start with "Tell me about yourself". 2) Show your skills and willingness to take up the job is selected. Next. based on the title and role of the job.Rajput Fluid Mechanics .S. If you have convinced the interviewer till now.com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 3/17 . 4)Admit if you are not sure of something. If you say that you will be going for higher studies in an year. To put it in a nut shell: 1) Prepare your resume properly. Then they will shift to your resume and if they are interested in any of your doings you will be questioned on that.S. Be thorough in all the things you have specified. Kinematics . By that i mean. Because all the basics for that subject wil be discussed in those and mostly you will be questioned in that during an interview. 3) Very rarely you will be asked some tricky questions and if that happens use your brain if its beyond your knowledge. Which is the best lubricant-air. 90% Success is assured. 2) Then choose one or two subjects from the above and study it top to bottom. Why vehicle does not move when its gear is applied though parked in slope area? 7. Why there is no differential in a train. what is critical temperature? 20. 4 Stroke engine is more efficient primarily Because of the presence of valves which precisely control the flow of charge into the chamber and exit the exhaust gases with proper timing which is hard to achieve by ports in a 2 stroke engine. What will happen if reciprocating compressor run in exactly opposite direction? 14. A cantilever beam is loaded a point on its ends what will be the effect in shear force? 6. 1. What is the difference between the air pre-heater & air blower? 32. Why it becomes hot in summer? 21. Why the compression ratio of the diesel engine should be high? 33. This makes your area of interest.quora. What is the angle of twist in drill? 10. Tell the octane number in Indian petrol? https://www. What is the color of flame if the boiler is running? 35. They will be testing your presence of mind sometimes. It contains two sections viz. Function of the strainer in IC engine? 31. GTU Written Aug 1. What is Auto Dosing? 26. What is the advantages and disadvantages of critical speed of turbine? 16. Your favorite subjects will be asked first and then they start questioning what they want you to answer. What is difference between fan and blowers? 18. 4. 19. I will keep editing if anything strikes me.Some of the questions are.com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 4/17 . What happens when a train takes a turn? 5. 2015 I'm sharing this question list to fellow mechanical engineers that I made to prepare for an interview. What is difference between stress and pressure? 24. How many manholes should be there on boiler? Why? 28.9k Views · View Upvotes · Answer requested by Aneek Raj Akshay Vaishnav. Air is a bad conductor of heat.compressor? 15. How many stages in compressor in there in gas turbine? 22. Technical questions: Type of technical questions asked will be definition type and that too from basic. technical questions followed by HR questions. How to calculate the turbine efficiency? 12. Formula Student Team. Work done in throttling process is given by which formula? 30. What is Boiler HP? 25. What is the effect of clearance volume in performance of air. What happens when too much oil is injected in the working cylinder? 27. Which one will cool first? Why? 34. What is used to check the amount & quality of fuel in two stroke IC engine? 29. What is shear force in fluid particle? 8. Why centrifugal pump casing is called involutes casing? 13. Both are heated to the same temperature. Which one is more efficient? A four stroke engine or a two stroke and why? 3. What is the difference between impact force and sudden force? 11. Design engineer and Powertrain lead @GT Motorsports. oil or water? 36. What are the protections required to protect turbine? 19. 1. Why we do not use same technology to start both SI/CI engine? 2. A vertical plate and a horizontal plate are suspended in an open room.2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora These are the few books i referred and the choice is yours but make yourself thorough in first 3 chapters of these subjects. Which is more efficient? A rear engine Volvo Bus or a Front engine Volvo Bus? (Engine Capacity is same for both) why? 23. What will happen if oil is mixed with boiler feed water? 17.. How gear ratio helps in power variation? 9.. On what property u can distinguish material as brittle or ductile? 61. What is pulverization? 76. Why petrol engine gives more power than diesel engine even though diesel engine has high compression ratio? 72. What is purpose of governor in Diesel engine? 65. State the difference between Forging & Fabrication? 93. Why the back wheel of tractor is bigger than front wheel? 78. Can we use light duty vehicle axle into the heavy duty machinery axle? If no then why? 54. On what thermodynamic cycle nuclear power plant works? 63. Where half nut is used? 47. What is mean by Resistance welding? 73. Flow will increase or decrease or remain same? 79. Why Mechanical seal used in Pumps? 80... How the material no.. What is flange rating? 94. Name fuels used in nuclear power plant? 62. What is the need for drafting? 48. Who said the statement 81.. The pattern material used in Investment casting Process is? 90. How can you increase the efficiency of power plant without changing in effort? 64. What is the working principal of air compressor? 41.. What is colour of flame if the of Halide Torch detects a refrigerant leakage? 82. What will be the induced stress in the bar? 68. 2062 will mild steel of density 7. The amount of thickness of the metal sheet that can be welded by ultrasonic welding is? 86.. Why stress relieving of stainless steel is not proffered? 44. What is level of documentations for a ISO 9001 certified company? 57. How to calculate or arrive the capacity of a mechanical press? 84..85? What are the other codes? 71. What are the advantages of PID controllers compared with those of a PLC? 45. What is the Difference between Rated Speed and Economic Speed? 69.. How can we remove paint from (painted over)plastic or nylon objects with out damaging the object? 83.2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora 37. The amount of moisture that is to be present in wood to be called dry wood is? 89. The stage below saturation is called? 51. Whether ductile material can fail in brittle manner? When? 60.? 50. Stress strain diagram for fluid? 55. What is cryogenics and what are its fundamentals? 42. Compare Brayton and Otto cycle. What happen when diesel is injected in petrol engine? 96. The property of a metal that is determined by the indentation on a metal surface 85. Difference between enthalpy & entropy? 38.quora. What is back plate in centrifugal pumps and its purpose? 58. How to convert from HP to BHP or CC to Bhp please explain???????? 70. What is the function of an isolator? 77. The amount of carbon present in Cast Iron? 87.... What is the difference between safety valve and relief valve? 39.. Which two continents are mirror images of each other? 46.? and what its speed 49... Why is a condenser used in a Rankin cycle? 52. What is the difference between Torque and Power ( layman Idea)? 67. Why petrol engines have more power than diesel engines of same capacity? 66. What is the difference between a shaper machine and a planner machine? 43.. What is the use of offset follower in cam? Why and where we have to use this type of follower? 91. Numeric control is used for? 88.. Where manning formula used? 56.. Why we have to know the specific frequency of any equipment? does anybody know about specific frequency ? 75. Why joule-Brayton cycle is not suitable for a reciprocating engine. What do you mean by property of system? 97. What is the use of offset follower in cam? Why and where we have to use this type of follower? 92. Why. Why tyres are manufactured in black colour? 59. https://www.? Turbo charger used in DG.com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 5/17 . 74. Turbo charger driven by. Explain cooling and its types? 40. What amount of heat energy loss in ESP? 95. The ratio of Emissive to absorption power of heat by a body is equal to heat emitted by a perfect black body. What is servo motor? 53. unit discharge unit power & specific speed. Difference between Pipeline and Piping ? 122. What is group technology layout? 116. Explain the effect of fuel structure on knocking. Explain unit speed. Pumps used in drilling procedure and why? Why not centrifugal pump? What if we want high head and high discharge? 121. Describe the difference between brittle and ductile fracture. What is leveling & smoothing in production technology? 117. Engine? 102. What is jet ratio? What is Deriaz turbine? Which turbine is good for tidal power plant? What is Navier-stroke equation. Is wet bulb temperature a thermodynamic property? 108. LNG. How does “turbulence” differ from swirl? 99.quora. in which parameter it depends on. Explain how solar-energy can used in refrigeration system? 107. What is the impact of using throttling device instead of expander in vapour compression cycle? 103. Explain NPSH. Why reverse Joule Brayton is used in aircraft refrigeration system? 106. What you know about drilling? 119. What are the significance of Mach number Weber number Material Science What is quazi-crystal? What do you understand by a free cutting steel? What elements are usually added to make a steel free cutting. 101.com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 6/17 . How oil is produced? What is the size of well? 120. What is Montreal protocol and why CFCs are being phased out? 105. Is octane number beyond 100 is possible? 100. & how they make the steel free cutting? Explain various method of hardening of steel? What do you understand by the term “Arrest point” in connecting with heat treatment of plain carbon steel? What influence does grain size have on the mechanical properties of metals. Why package units are being preferred over central air conditioning system? 113. What is MAPI. Why smoking is not allowed in air conditioned enclosure? 111.I. Use of CNG. LPG etc. Additional questions subject wise: Fluid Mechanics and Fluid Machinery What is the difference between impulse & reaction turbine. Discuss the advantages and disadvantages of LPG as a fuel in S. Why desert coolers become ineffective in raining season? 112. What is the difference between natural & artificial aging? Thermodynamics What is availability function for a closed system? If it is possible that entropy of a system can decrease during a given process? What is dead state in thermodynamics? What is exergy? https://www. What is capital budgetary? 115. 114. What is moisture choking? Which refrigerants are more prone to it? 104. What is the utility of comfort chart? 109. What is deference between method study & work measurement? 118. How would you decide whether a reciprocating compressor or centrifugal compression is to be used in a refrigerating system? 110.2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora 98. & Nusselt no? Which one is greater. What is critical point? What is the value f critical temperature. the factor that tend to reduce Knocking? Explain the difference between Knocking in SI Engine & CI Engine? How does “Turbulence” differ from “Swirl”? Name some Antiknock additive and explain the Mechanism by which they reduce the knock? Power Plant engineering What is slip ratio in thermal power plant? In Pendant super heater whether parallel flow or counter flow heat exchange between steam and flue gases.2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora What happens to triple point line when projected to P-T plane? What is compressibility factor and what is its value for Vander walls gases.quora. Draw the sketch of pulse jet engine. Why Supercharging is not popular with SI Engines? What is performance number.com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 7/17 . What are its main advantage & disadvantage? Explain working principal of scram jet engine. What are initial conditions for formation of shock waves? What do you understand by choking in nozzle flows? Is it possible that pressure and velocity decreases simultaneously/ Distinguish between “Available energy” & Availability? What is pure substances. Explain. thermal boundary layer or hydrodynamic boundary layer? What is film temperature in forced convection flow? What is fully developed region and where it is applicable? What is the critical radius of insulation. fusion curve & vaporization curve? What is Rayleigh Line & Fanno Line? What is normal shocks & when its occurs? What is High Grade Energy & Low Grade Energy? Heat & Mass Transfer What is Newton’s Law of cooling. There is trend towards increases of injection system in Automobiles. what is advantage over the ramjet? https://www. explain clearly in terms of thermal resistance and heat transfer rate? At what case do you recommend Fin? What is the difference between free convection & forced convection in what parameter forced & free convection depend. What happens to mass flow in case of supersaturated flow? Why clearance are provided in reciprocating compressor? Explain turbojet & Rocket Engine. What’s the advantage of compounding of steam turbine? What’s are boiler mounting & accessory. Explain Knocking in SI Engine & Mention. pressure & volume of water? What is sublimation curve. Internal Combustion Engine What is the use of Carburetor in SI Engine. What is Recuperator & Regenerators? Whether fin can actually reduce heat transfer? is it possible? When? What is difference between Biot no. What is Mechanical advantage. Define critical speed or whirling speed or whipping speed. Distinguish between direct stress & bending stress. What is fast breeder reactor? What is circulation ratio and what is its range in power plant? One 2-row Curtis turbine is equivalent to how many reaction turbines for same value of blade velocity and angle of nozzle? What are thermal neutrons? What is breeding ratio? What is the application of jet and rocket technology? Which is used in missiles? Strength of Materials What do you mean by equal strength in a beam? What is difference between pure shear and simple (normal) shear? Is it possible that decrease in area gives a decrease in stress? Whether shear stresses are always parallel to shear forces? By which experiment. Refrigeration and Air-conditioning What is utility of comfort chart? hat is wet compression? To maximize COP what should be the condition of vapour at suction to compression? https://www.quora. What is Low cycle fatigue failure and High cycle fatigue failure? What are considerations of these while designing a machine? What is mechanical advantage? How trains take turns though there is no differential gear? Do you know epicyclical gear box? What is the practical application of epicyclical gear box? What is tooth profile? Which one is better? Theory of Machines What is Keneddy theorem? Do we need a screw with efficiency less than 50%? What is backlash? What is damping ratio? Define Resonance.com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 8/17 . you find it toughness of material. What is machine? Giving example.2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora What are the advantage of nuclear power plants over thermal power plants. What do you mean by Torsional rigidity & lateral rigidity? Define “slenderness ratio”. How it is used in long and short column? Machine Design What are rolling contact bearing? What are the anti friction bearings? What is stress concentration factor? What is the bolt of uniform strength? What is the difference Static Load carrying capacity & Dynamic Load carrying capacity? Why we are not using the unit joule for torque instead of N-m. Differentiate between a machine & structure. Explain the difference between discontinuous chips and segment chips.quora. What is difference between oblique & orthogonal cutting.2-1 principle? Where diamond pin locator is used? How presses are rated? What is spring back? What is difference between fillet and corner radius? What are overhead costs? Why depreciation is to be taken into account in industrial management? Why breakeven point is important in any industry? What is sine bar? What is marginal cost and marginal revenue? What is shear and where it is provided in case of punching and blanking? What is angle of bite? What is extrusion ratio? What is gutter and where it is used? Which process is used for making nuclear reactor fuel rods? What is difference between Amorphous and crystalline solids? What are the various method of inspection of casting for internal & external defects? Why are allowances provided for in the production of patterns? What do they depend on? What is the deference between soldering & brazing? What is meant by solid-state welding explain. What is cold welding? Describe the principal behind resistance welding processes.com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 9/17 . Explain the different type of tool wear. What are the main difference between jig and fixture? https://www.2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora What is the range of NBP (normal boiling point) in case of most refrigerants? Why COP of CO2 gas is less and still why it is used in transport refrigeration? What are the most crucial parts in reciprocating compressors? How compressors are selected based on type of refrigerant? What is correlation between wet bulb temperatures an adiabatic saturation temperature? Why isothermal compressor is Desirable? What is desirable property of ideal refrigerant? Define effective temperature & what is the optimum design condition for comfort for summer A/C? Production Engineering Why arc is slowly extinguished in case of arc welding? Which inert gas is commonly used for thin work piece and which inert gas for thick work piece? What is friction welding? What is difference between brazing & braze welding? Why hole basis system is adopted in manufacturing? What is 3. What function should a lubricant perform in manufacturing process? Explain the difference between punching & blanking. Are you a team player? 6. and location? 28. Your strengths and weakness 5. What makes you angry? 26.2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora What is AOQ What is LTPD Sign In Search for questions. What do u mean by optimistic. HR questions: 1. Gas scenario 14. What are your hobbies? https://www. What is your hometown famous for? 3. Chief justice of India 11. 9. Tell about your achievements in life.quora. job. What is the significance of ISO 9000 series & 1400 series. 4. 7. Tell me about your ability to work under pressure. What is the difference between hard work and smart work? 23. What are your goals? 24. Vice President of India 12. Give an example of your creativity 27. Cast system is boon or bane ? 18. How would you know you will be successful on this job? 8. and topics What is Producer risk What is Consumer’s risk What is JIT approaches? What is group technology? What are its main advantages? Define the term “production & productivity. Corporate Laws 17. people.com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 10/17 . Is it always good to be optimistic or it helps sometimes to be pessimist? 21. CEO of Apple. Global warming 10. What will u do on your part to remove corruption? If you travel in a train without confirmed ticket will u bribe the TT for a seat? 20. RBI policy 15. Tell me about yourself? 2. What motivates you to do a good job? 25. What is difference between confidence and over confidence? 22. Corporate Governance 16. when did he die? 13. Describe ideal company. What is artificial intelligence? Which welding process does not required any filler material? What is tack weld? Which process used for cutting thicker plates? Where drooping characteristics of power source is required in arc welding? 2. Describe your management style. What’s the difference in the modus operandi of Amir Khan’s “Satyameva jayate” and Anna Hazares movement? 19. me: told Q: What was you B. but you think it stinks? 37. What would you say to your boss if he is crazy about an idea. AIR 19. 39. me: told. IOCL and BARC. What was the toughest challenge you have ever faced? 36.2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora 29. What was its practical application? Try to keep it as short as possible. NTPC. 2015 Company : MDL (Mazagon Dock Limited) Questions : Q: Tell me something about yourself and your family background. Q: Tell me your area of interest? me: Thermodynamics and fluid mechanics (they started laughing because this was the area of interest common in more than 90% candidates they interviewed) Q: Draw the P-V and T-S diagram of otto cycle. About present job (if employed) 33. me : told. Why have you been unemployed so long? 35. Q: Apart from MDL where else have you applied for? me: ONGC. which one has better fuel efficiency? What about https://www. Q: What does MDL (company's name) do? me: It makes warships. Inspiration in your life and why? 30. Define success? and how do you measure up to your definition 32.com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 11/17 . If we give you a job will you leave IIT B or your organisation? 40. 51. What changes would you make if you came on board? Thanks Akshay.Tech project about? Explain in detail.9k Views · View Upvotes · Answer requested by Shashank Singh and Harsh Tapiawala Aneek Raj. people. ship buildings and offshore vessels for companies like ONGC. Q: Which city in Nepal is attached to the border of Bihar ? me: I didn't knew (They told me it's Birganj ) Q: Give us an overview of your summer internship. Why did you resign from your previous job? 34. and topics 31. Why should I hire you? 38. Explain how you would be an asset to this organisation. What does 'S' in 'T-S' stands for? me: 'S' stands for entropy. What was the toughest decision you ever had to make? Sign In Search for questions. Q: Out of 4 stroke and 2 stroke SI engine. GATE 2015 | Certified Tea Addict.quora. Updated May 22. What are two essential conditions for perfect gas? 6. would you prefer MDL over these companies? me: Sir both. Why large boilers are water tube type? 24. Prepare Fluid mechanics. 1. Which two elements of feed water can cause corrosion of tubes and plates in boiler? 22. Why rate of condensation is higher on a polished surface than compared to rusty surface? 8. 2015 Here are some general technical questions that i would like to recommend you to solve or at least have an eye on those questions so that whenever in an interview someone asks you a question at that time you don't feel strange with those questions. What is the difference between scavenging and supercharging? 2. What is the critical temperature of a refrigerant? https://www. and condenser pressure same . How much is the work done in Isochoric process? 11. It consumes about 70% of the total interview duration.Tech project. constant internal energy. constant enthalpy and constant entropy? 3.my internship as well as my B.pabari007@gmail. What is the difference between stalling and surging in rotary compressor? 14. If you want to have a set of 1000 technical questions for interview and along with that i will provide you a set of HR questions( if you want) also but for that you have to mail me at umang. Why boiler is purged every time before starting firing of fuel? 28. What is pitting ? How it is caused? 18. In a Rankine Cycle. if max. What is the principle of mechanical refrigeration? 29.quora. steam pressure is increased keeping steam temp. What are the names given to constant temperature. Why the work per kg of air flow in axial flow compressor is less compared to centrifugal compressor for same ratio? 16. what will happen to dryness fraction of steam after expansion? 4. EDIT: I was selected. Freelance cricket statistician and writer Written Nov 11. What is the relationship between COP of heating and cooling? 10. constant volume . What is the difference between hard water and soft water? 21. Why it is unsafe to have high water in boiler drum? 27. and topics Sign In Q: So it's my final question. people. so I will surely join mdl because there is not much to explore in design field in the above mentioned companies. Be ready with your answers for HR questions. Why high latent heat of evaporation is desirable in a refrigerant? 30. What type of boiler does not need a steam drum? 25. 66. How much resistance is offered to heat flow by drop wise condensation? 9. (They seem pretty satisfied with my answer) Advice : Thoroughly prepare your B. constant pressure.7k Views · View Upvotes Umang Pabari. Which impurities form Hard scale and which impurities form soft scale? 20. What is caustic environment? 19. Why the electric motor of a fan with backward curved blades is never got overloaded under any condition? 15. Entahlpy and entropy are functions of one single parameter. were based on design and I would like to join a company which allows me to explore in this field. Search for questions. When max. Suppose if you get selected in any of the above companies. Low water in boiler drum is unsafe because it may result in overheating of water tubes in furnace. What is the name given to portion of thermal energy to be necessarily rejected to environment? 17. Why manholes in vessels are usually elliptical in shape? 26.com any time or you can message me either on quora with your mail id or on facebook and here is my facebook account : Facebook Here is a list of 200 questions that i would like to share with you guys. What should be done to prevent a safety valve to stick to its seat? 23. Under what condition work done in reciprocating compressor is least? 13.Tech Project and summer internship. Which is that? 7.2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora Power efficiency? me: fuel efficiency of 4 stroke is better and power efficiency of 2 stroke is better. discharge is obtained in nozzle? 12. IC engines and Manufacturing for technical.com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 12/17 . Why entropy change for a reversible adiabatic process is zero? 5. PFBC and PCBC in regard to fluidised technologies. How is thermal n is affected by rich and weak mixture? 38. What are the important operational performance parameters in design of fuel firing equipment? 65. What is the function of thermostat in cooling system of an engine? 43. Why rockets using liquid hydrogen have higher specific impulse compared to liquid hydrocarbon? 52. Why consumption of lubricating oil is more in two-stroke cycle petrol engine than four stroke cycle petrol engine? 37. What it is concerned with? 68. which is economical in operation? 47. What is big advantage of fast breeder reactor? 74. clear coal technologies are receiving major attention. What are the causes of failure for super heater tubes? 45. What do you understand by timed cylinder lubrication? 34. How the analyses and calorific values can be reported? 82. Horse power of IC engines can be expressed as RAC rating . What are these? 64. To which countries these standards belong? 40. What is the use of flash chamber in a vapour compression refrigeration cycle to improve the COP of refrigeration cycle? 41. What is the purpose of biological shield in nuclear plants? 75. Which two elements have same percentage in proximate and ultimate analysis of coal? 76. Why pistons are usually dished at top? 42. What is IIUCR in relation to petrol engine? 35. SAE rating or DIN rating. Quantities like pressure. Promixity analysis of coal provides data for a first. density . are independent of mass. Which heating value is indicated by a calorimeter and why? 79. if heat flux intensity is doubled hen temperature. How engine design needs to be changed to burn lean mixture? 39. 61. What are the thermal neutrons? 73. Out of electric heater and Heat pump . Why gas turbine power plant needs efficient compressor? 51. Why axial flow compressor is preferred for gas turbines for aero planes? 53. Why iso-octane is chosen as reference fuel foe S. What elements it reports? 67. State the difference between ultimate and proximate analysis of coal? 80. viscosity etc. How the thickness of thermal boundary layer and thickness of hydrodynamic boundary layer related? 49. What is the effect of friction on flow of steam through a nozzle? 50. people. Which pollutant is major greenhouse gas and what is its effect? 63. Why thermal efficiency of IC engine is more than the gas turbine plant? 56.com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 13/17 . Explain the difference between AFBC . Why efficiency of gas turbine is lower as compared to IC engines? Sign In 33. How you can define coal? 62. In some engines glycerin is used in place of water for cooling. What is Schmidt plot for is used in heat transfer problems? 70 In which reactor the coolant and moderator are the same? 71. and topics 32. general assessment of a coal's quality and type. In convective heat transfer . https://www. In order to increase efficiency and reduce CO emissions and other emissions . Ultimate analysis of coal is elementary analysis. What is the difference between total moisture and inherent moisture in coal? 66. Why super critical boilers use less amount of steel compared to non super critical boilers? 46. Which furnace burns low-ash fusion coal and returns most of the coal ash in the slag? 48. BFBC . thermal n increases. Which element causes difference in higher and lower heating values of fuel? 78. What are the causes of failure of boiler tubes? 44. What are these called? 59. Which reactor has no moderator? 72. Which are the reference fuels for knock rating of SI engines? 57. The amount of radiation emitted per scm per sec is called..2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora 31. What is the difference between nuclear fission and fission chain reaction. What is the fuel ratio? 81.I engines and allotted 100 value for its octane number? 55. What is the effect of inter cooling in gas turbine? 54. Maximum combustion temperature in gas turbines i of the order of 1100 to 10 degree Celsius whereas same is around 00 degree Celsius in IC engine? Why? Search for questions. Why? 36. As compression ratio increases .quora. temperature . 69. On which analysis is based the Dulong's formula for the heating value of fuel? 77.? 60. When effect of variations in specific heat is considered then how do maximum temperature and pressure vary compared to air standard cycle? 58. 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Disposal of radioactive waste materials and spent fuel is a major and important technology.Rigidity 2. Which reactor requires no moderator? 95. and topics 85. 118. HCP and CCP. Give one example each of the following proportion of materials dimensional . What does thermal diffusivity of metal signify.2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora 83. How the waste radioactive material is disposed off? 90. List at least two factors that promote transition from ductile to brittle fracture. What harm hydrogen has on property of steel? 134. Which reactor uses natural uranium as fuel? 93. thorium and uranium? 96. what are these? 123. Why is it that the max. Explain nuclear reactor in brief. people. iron exists? https://www. An elastomer is a polymer when its percentage elongation rate is? 114. What properties need to be considered for applications calling for following requirements 1. What is the percentage of carbon in cast iron? 111. What is curie print? 109. Explain the difference between pearlite and cementite 130.Wear resistance 105. FCC . What is a convertor reactor? 87. What is heavy water and what is its use in nuclear plants? Sign In 86. Give one example of metal classified as per structure as BCC . Expalin difference between fissile and fertile material. Which element is added in steel to increase resistance to corrosion? 112. For which parts the Wahl factor and Lewis form factor used? 132. Which theories of failure are used for a ductile materials and brittle materials? 121. What is the difference between isotropic and anisotropic material? 102. Which is the common element between brass and bronze? 125. How is ceramic defined? 127. What is view factor? 104. Explain the effects of alloying chromium and nickel in stainless steel. 122. Under what circumstances would there be an increase in pressure in a divergent nozzle? 98. 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Which elements increase the corrosion resistance of steel? 153. Under what condition a convergent divergent nozzle required? 175. 138. What for pyranometer is used? 169. 186. Why PERT is preferred over CPM for evaluation of project? 145. 185.2/5/2017 What are some of the best interview questions asked for a mechanical engineering student? Quora 135. What is VSD? 188. 170. What is burnt-out point? 171. in general are of low strength and do not possess required physio-chemical and Search for questions. austenite and graphite? 142. eutectoid and peritectic. What is the difference between heat capacity and specific heat of a material? 192.com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 15/17 . What is the difference between column and strut? 141. bainite and martensite in steel. Explain the difference between the points of inflexion and contra flexure. List two effects of manganese in plain carbon steels. Car types are usually made of? 151. 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The graphite in grey irons exists in the form of flakes which act as stress-raisers under tensile loading and consequently grey irons have relatively low tensile strength and ductility. 139. What is mottled iron? 173. What is critical temperature in metals? 150. What is coaxing? 164.quora. What is percentage of chromium in 18:4:1 IISS? 146. In which process internal energy remains constant? 187. Sign In Discuss the arrangement of atoms and structures of alloys. 161. What is the difference between proof resilience and modulus of resilience? 140. Why? 174. What is endurance limit and what is its value for steel? 176. Explain the difference between ferrite . What is difference between conjugate beam and continuous beam? 165. eutectic . What are the major effects of alloying elements? 157. Define buckling factor. delta and gamma iron? 136. What are whiskers? 190. . Out of constant pressure and constant volume lines on TS diagram which line has Search for questions. Umang Pabari. What are some favourite question asked from strength of material in any technical interview for mechanical engineering? What is the toughest question asked in an ISRO interview for mechanical engineers? What are the most important questions to ask from a mechanical engineering student in an interview in India? What are some of the frequently asked questions to a mechanical engineering graduate. and topics higher slope? And whether slope is constant or variable? Sign In 197.Tech from a student of mechanical engin.com/Whataresomeofthebestinterviewquestionsaskedforamechanicalengineeringstudent 16/17 . 11. Whether entropy is intensive property or extensive property? 198. What is Hess law? 200. What is the purpose of scrapper ring? All the best.7k Views · View Upvotes Related Questions What are some of the best interview questions asked for a MEP engineering? What are some of the most difficult questions being asked in an interview (Mechanical engineering)? 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