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GEOTEKNIKA SURVEYING AND MAPPINGSERVICES A Subsidiary of J.A.R. MANALOTO & ASSOCIATES (Geodetic/Civil/Sanitary/Structural & Geotechnical Engineering Consultants) Real Estate Broker / Land Surveyor / Environmental Planner / Pollution Control Officer SIMULATED PROBLEMS FOR STRUCTURAL DESIGN For January 2013 Architecture Licensure Examinations (PART TWO) Prepared by: J.A.R. MANALOTO, B.S.G.E.,B.S.C.E.,B.S.S.E.,En.P.,P.C.O.,M.P.,MtE.,R.E.A.,R.E.B.,M.S.C.E.,Ph.D. MASCE.,MACI.,MASSE.,MASPE.,MGEP., LMPICE., LMPSSE., MPIEP., MASEP.,MPSPE.,MPCAPI., MNAMPAP.,MREBAP.,MPARA.,MIPREA.,MREAP.,LMUPAE.,LMUPAA The use of these materials is only allowed for those reviewees handled by Engr. J.A.R. MANALOTO and or any authorized reviewers of J.A.R. MANALOTO & ASSOCIATES Co. Any other use should be with expressed permission of the Author. All rights reserved. Institute of Civil Engineering, College of Engineering, U.P. Diliman, Quezon City 1101. 76.) The primary reason for using pinned connection is: a. to allow relatively free end rotation of connection members b. to make the analysis simpler c. to allow for better load distribution d. all of the above 77.) The rectangular section of width b and depth d has a plastic section modulus Z equal bd2/4. The shape factor Z/S in the plastic design is equal to: a. 1.0 b. 2.5 c. 1.5 d. 7.0 78.) The maximum usable strain at the extreme concrete compression fiber shall be assumed to be equal to: a. 0.001 b. 0.002 c. 0.003 d. 0.005 79.) At any section of a concrete flexural member where positive reinforcement is required by analysis, the ratio rho provided shall not be less than that given by: a. rho (min) = 1.0/Fy b. rho (min) = 1.4/Fy c. rho (min) = 1.6/Fy d. rho (min) = 1.8/Fy 80.) A quarter-sawed lumber is preferred for best finished flooring because: a. it has the greatest strength b. it shrinks the least c. easiest to handle d. easiest to wax 81.) A 2” x 4” x 1’ lumber is: a. 2/3 bd. ft. b. 1 bd. ft. c. 1 ½ bd. ft. d. 2 bd. ft. 82.) The relationship between the extension of a spring and the force required to produce the extension is: a. F = ma b. F = µN c. F = kx d. F = µH 83.) To prevent local buckling, AISC specifies the value of this ratio not to exceed a certain value, e.g., 76√fy where fy is in ksi: a. b/t b. I/A c. d/t d. NOTA 84.) The slenderness ratio, KL/r of compression members shall not exceed: a. 200 b. 300 c. 240 d. 200 √Fy 85.) In a long column (slenderness ratio > 160) which of the following has the greatest influence on its tendency to buckle under a compressive load? a. modulus of elasticity b. compressive strength of the material c. radius of gyration of the column d. length of column 86.) Flexural members will overall depth to clear span of ratios greater than 2/5 for continous spans, 4/5 simple spans, is known as and should be designed as: a. spandrel beams b. upstand beams c. deep beams d. cross girders 87.) The area of the shear diagram between any two points on the beam is equal to: a. change in shear between two points b. total shear between the two points c. average moment between the two points d. change in moment between the two points 88.) The capacity reduction factor for an axial compression member with or without bending with spiral reinforcement is: a. 0.90 b. 0.75 c. 0.85 d. 0.70 89.) According to ACI-318, the minimum thickness of a solid one-way slab simply supported member not likely to be damaged by large deflection is: a. 1/20 b. 1/28 c. 1/24 d. 1/10 90.) The maximum size of aggregate in a reinforced concrete mixture should not be larger than its amount of the clear space distance between reinforcing bars: a. 5/8 b. 1 ½ c. ¾ d. 2 91.) ES, EF, LS, LF, total float, forward pass, backward pass, critical depth, parallel activity and slack are what terms in a PERT/CPM? a. some of the above b. all of the above c. none of the above d. half of the above 92.) A punching strength test correlation between a standard base and a given soil: a. California Bearing Ratio (CBR) b. Tri-axial test c. Bi-axial test d. Consolidation test 93.) The components (or scalar components) Fx and Fy of a force F in the Cartesian x and y directions where F is at an angle theta from the x-axis are: a. Fx = Fsin(theta) cos(theta and Fy = Fcos(theta) sin(theta) b. Fx = F sin2(theta) an Fy = Fcos2(theta) c. Fx = F sin(theta) and Fy = cos(theta) d. Fx = F cos(theta) and Fy = F sin(theta) 94.) The minimum thickness of non-prestressed beams unless deflections are computed if cantilevered is: a. L/18.5 b. L/8 c. L/21 d. L/16 95.) In structural steel, the maximum slenderness ratio KL/r for lateral bracing and secondary members shall not exceed: a. 240 b. 360 c. 200 d. 300 96.) A long slender column of constant cross section is fixed at each end and subject to axial compression. The load Pcr that will cause buckling is: a. 2Pi2EI/L2 b. 4Pi2EI/L2 c. Pi2EI/2L2 D. 707Pi2EI/L2 97.) The elastic reaction of a subgrade to a plate load test: a. Shear modulus b. Modulus of Subgrade Reaction c. Modulus of Rupture d. Modulus of Elasticity 98.) LFRD or Load Resistance Factor Design a. is a method of designing structures so that no applicable limit state is exceeded when the structure is subjected to all appropriate combination of factored loads. b. uses a different factor for each type of load and another factor for the strength or resistance. c. all of the list d. makes uniform reliability possible because the different factors reflect the degree of uncertainty of the various loads and the resistance. 99.) One Newton is equal to: a. 0.06582 kip/ft b. 0.2248 lb. c. 4.448 lb. d. 0.2248 kip 100.) One MPa is equivalent to: a. 47.88 kN/m2 b. 145 ksi c. 1 MN/m2 d. 6.95 x 10-3 psi 101.) A wall of sheet piling of either steel timber or reinforced concrete restrained at the bottom by the soil and at the top by a whale tied to a deadman or pile anchor: a. Jetty b. Quay Wall c. Slip d. Groin 102.) The allowable stress in structural steel in bending of compact section is: a. 0.70 fy b. 0.60 fy c. 0.40 fy d. 0.66 fy 103.) A column of gravel or sand punched through less previous material to permit water to bleed off: a. Filter drain b. Column drain c. Sand drain d. Capillary drain 104.) The allowable stress in structural steel in tebsion is: a. 0.66 fy b. 0.70 fy c. 0.60 fy d. 0.40 fy 105.) The degree to which a location is subject to earthquake risk, usually refers to the frequency to occurrence and magnitude of past earthquake and expectations of future seismic activity: a. Seismicity b. SM city c. Electricity d. Palasticity 106.) Honey comb in concrete can be limited by the : a. use of vibrator b. not in the list c. use of chlordane chemical d. use of admixtures in concrete mix 107.) The ultimate or critical depth of the vertical depth of a vertical cut Hc that can be made in clay like soil with a solid density g and unconfined compressive strength qu is given by: a. none of the list b. Hc = qu/(2g) c. Hc = 2qu/g d. Hc = qu/g 108.) The maximum response, such a maximum displacement, maximum velocity or maximum acceleration, of a single degree of freedom system to a type of ground motion when plotted as a function of period or frequency is known as: a. Deformation spectra b. Maximum spectra c. Response spectra d. Earthquake spectra 109.) In the field of cohesive soil implace can be penetrated by the thumb with moderate effort. The consistency and stiffness of the soil is: a. Stiff b. Hard c. Medium d. Soft 110.) The maximum deflection of a simply supported beam of length L with modulus of elasticity E and moment of inertia I when subjected to a uniform load w is: a. 5wl4/(384 EI) b. 3 wl4/(584 EI) c. l4/(384 EI) d. l4/(8EI) 111.) a gigapascal GPa is equivalent to: a. 106 Pa b. 1012 Pa c. none in the list d. 109 Pa 112.) The following are types of welding inspection: a. radiographic and ultrasound inspection b. penetrant inspection c. magnetic particle inspection d. all of the above 113.) The area of shrinkage and temperature reinforcement in terms of the reinforcement area to gross concrete area shall not be less than: a. 0.0020 b. 0.0018 (400/fy) c. 0.0014 d. 0.0018 114.) The following are pre-stress losses except: a. Fatigue and Fracture b. Creep and Shrinkage c. Anchorage Slip and Stress Relaxation D. Elastic and Duct friction 115.) The method of mechanical prestressing a hereby concrete is cast a round the prestressing tendons which have been previously tensioned against external abutments. When the tendons which have been rekeased from this external restrains, they are contact elastically and force the hardened concrete, which is bonded firmly to the steel into compression: a. Full prestressing b. Partially prestressing c. Postensioning d. Pretensioning 116.) The equivalent spring constant K for a vibrating system with two springs having spring constant K1 and K2 respectively in parallel is: a. K = K1 + K2 b. K = (1/K1) + (1/K2) c. K = [1/(K1 + K2)] d. none of the list 117.) It is a system of slab construction in which there are no beams or other projections below the bottom surface of the slab: a. Flat slab b. Flat plates c. One way slab d. Ribbed slab 118.) It is a method of designing prestressed beams where the prestress eccentricity is chosen to provide upward equivalent load that is equal and opposite of the given downward loads. This method is known as: a. Load Balancing b. Plastic Design c. Partial Prestressing d. Strength Design 119.) The coefficient of expansion of structural steel per degree centigrade a. 0.25 b. 0.0000473 c. 11.25 x 10-6 d. 0.3 120.) This principle states that, id during an increment of time the variation of the kinetic and potential energy of the system is added to the variation of the work done by the non-conservative forces acting on the system, then the sum of these scalar quantities must be zero: a. Hamilton’s principle b. Principle of Conservation of Energy c. Newton’s principle d. Lambert’s principle 121.) Unit weight of concrete is: a. 23.56kN/m2 b. 1,000 kg/m3 c. 9.81 kN/m3 d, 27.8 kN/m3 122.) The location of the maximum shear stress in a structural steel rolled section is at: a. web neutral axis b. the flange at the junction of the web and flange c. at the web at the junction of the web and the flange d. uniform across section 123.) In dynamic analysis, an equation whose roots are the natural frequencies is called the: a. Characteristic equation b. Coupled equation c. Lagrange equation d. Laplace equation 124.) Fixed ended beams, both ends are fixed has a _______ degree of indeterminancy: a. 0 b. 1 c. 2 d. 3 125.) Minimum concrete cover requirement to protect the tendons and reinforcing bars depends on: a. Fire resistance b. Fire resistance and exposure conditions c. exposure condition d. NOAT 126.) A simple beam with elastic constants EI and length L supports a machine foundation at midspan. Neglecting the weight of the beam, the stiffness coefficient of the beam in a dynamic analysis is equal to: a. 48 EI/L3 b. 12 EI/L3 c. 96 EI/L3 d. 3 EI /L3 127.) The connected chain or chains of critical activities or zero float activities, extending from the beginning of the project to the end of the project, whose summed activity duration give the minimum project duration: a. Critical path b. Gantt chart c. Network diagram d. PERT/CPM 128.) The establishment of safe working practices and conditions of the projects, the communication of these safety requirements to all project personnel, the maintenance of safety records, and the enforcement of these requirements is a function of construction engineering and is known as: a. Project rules and regulations b. Field administration and management c. Occupation hazard and safety d. Project safety 129.) This is the force which acts on a mass of one gram that produces an acceleration of one centimeter per second square: a. Horse power b. Dyne c. Newton d. Pascal 130.) The general relationship between stress and strain is frequently referred to as: a. Characteristic equation b. Strain hardening relationship c. Hooke’s Law d. Constitutive relation 131.) The strength reduction factor for reinforced concrete member under flexure, without axial loads is: a. 0.89 b. 0.901 c. 0.90 d. 0.75 e. 0.80 132.) The soil is said to be non-plastic if the liquid limit is less than: a. 90 b. 50 c. 20 d. 60 133.) According to the Implementing Rules and Regulations of P.D. 1594, which of the following is not authorized to be a member of the PBAC: a. Representative of Philippine Constructors Association b. Representative of PICE c. Representative of CPA d. Representative of Road Engineers Association of the Philippines 134.) It is the magnitude of the energy released: a. Magnitude of an earthquake b. Epicenter of an earthquake c. Focus of an earthquake d. Intensity of an earthquake 135.) The following are welding process a. SMAW shielded metal arc welding b. GMAW gas metal arc welding c. SAW submerged arc welding d. All in the list ____________________________________________________________________________________________________ In all pursuits the most important thing that we have and can control is our attitude and mindset affirmed in our trust of ourselves and our Creator. Be always inspired and challenged. In time we will be what we envisioned ourselves to be in God’s will ____________________________________________________________________________________________________