Structural January 2000 Board Exam
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Structural January 2000 Board Exam quiz helps mathematics, other students and other related parties to revise on geometry. The use of geometrical tools is tested in the quiz. Find out how you are fairing. All the best.
- 1.1. A horizontal or nearly horizontal system, including horizontal bracing systems, that act to transmit lateral forces to the vertical resisting elements. (NSCP Sec. 2.2.2)
- A.
A. diaphragm
- B.
B. Collector
- C.
C. braced frame
- D.
D. platform
- 2.1. Concrete members permanently loaded to cause internal stresses that are opposite in direction to those caused by both live and dead loads. The concrete is held in compression. Tension is placed on the reinforcing prior to the placing of concrete. (NSCP Sec. 5.2.1)
- A.
Reinforced concrete
- B.
Pre-stressed concrete
- C.
Post-tensioned concrete
- D.
Pre-tensioned concrete
- 3.1. In computing for the slenderness ratio of steel compression members, what takes into account the effect of the degree of restraint at the top and bottom supports?
- A.
A. K-factors
- B.
B. Radius of gyration
- C.
C. Length
- D.
D. Cross-sectional area
- 4.1. The strength reduction factor for the design strength of a member with axial tension and axial tension with flexure is as follows: (NSCP Sec. 5.9.3.2.2)
- A.
A. 0.70
- B.
B. 0.90
- C.
C. 0.80
- D.
D. 0.75
- 5.the maximum stress that can be attained immediately before actual failure or rupture
- A.
Ultimate strength
- B.
Proportional limit
- C.
Yield point
- D.
Elastic limit
- 6.The minimum thickness, based on span L, of horizontal members (beams) or ribbed one-way slabs if it is simply-supported is:
- A.
A. L/16
- B.
B. L/18.5
- C.
C. L/21
- D.
D. L/8
- 7.Concrete cover of pipes, conduits, and fittings shall not be less than ___ for concrete exposed to earth or weather, nor 20mm for concrete not exposed to weather or in contact with ground. (NSCP Sec. 6.3.10)
- A.
25 mm
- B.
40 mm
- C.
50 mm
- D.
65 mm
- 8.1. A built-up panel of laminated veneers conforming to PNS 196 of 1988. (NSCP 3.2.1)
- A.
A. plywood
- B.
B. vinylwood
- C.
C. formica
- D.
D. none of the above
- 9.1. A continuous type of spread footing that supports vertical load the weight of the wall itself, and the weight of the footing.
- A.
A. Wall footing
- B.
B. Mat foundation
- C.
C. Isolated pad footing
- D.
D. Combined footing
- E.
E. Cantilever
- 10.1. A structural member of a horizontal bracing system that takes axial tension or compression. It is parallel to the applied load that collects and transfers shear to the vertical resisting elements or distributes loads within the horizontal bracing system. (NSCP Sec. 2.2.2)
- A.
A. Diaphragm strut
- B.
B. Collector
- C.
C. Diaphragm chord
- D.
D. Braced frame
- 11.1. A structural system without a complete vertical load carrying space frame. This bracing system provides support for gravity loads. Resistance to lateral loads are provided by shear walls or braced frames. (NSCP Sec. 2.2.2 and NSCP Sec. 2.2.4.6.1)
- A.
A. Bearing wall system
- B.
B. Building frame system
- C.
C. Horizontal bracing system
- D.
D. Moment resisting frame system
- 12.1. Accounted for in concrete design using reduced modulus of elasticity is
- A.
A. the effect of creep on deflections due to sustained loadings
- B.
B. the effect of cracks on the tension side
- C.
C. the effect of yield line patterns on members
- D.
D. The effect of stirrup reinforcement on axial loads
- 13.1. Also known as tie or collector, it is the element of a diaphragm parallel to the applied loads which collects and transfers diaphragm shear to the vertical resisting elements or distributes loads within the diaphragm and may also take axial tension or compression. (NSCP 2.2.2)
- A.
A. diaphragm strut
- B.
B. diaphragm rod
- C.
C. diaphragm stiffener
- D.
D. diaphragm truss
- 14.1. Concerning the development of positive moment reinforcement, at least one third the positive moment reinforcement in simple members and one-fourth the positive moment reinforcement in continuous members shall extend along the same face of the member into the support. In beams, such reinforcement shall extend into the support at least a distance of…(NSCP 5.12.11.1)
- A.
A. 75mm
- B.
B. 100mm
- C.
C. 150mm
- D.
D. 200mm
- 15.1. Concrete flexural members of precast and/or cast-in-place concrete elements constructed in separate placements but so interconnected that all elements respond to loads as a unit. (NSCP Sec. 5.2.1)
- A.
A. composite concrete flexural member
- B.
B. complex concrete flexural member
- C.
C. compound concrete flexural member
- D.
D. complete concrete flexural member
- 16.1. Element, usually vertical, used to enclose or separate spaces and also at times, serve as structural member. (NSCP 5.2.1)
- A.
A. column
- B.
B. deep beam
- C.
C. wall
- D.
D. slab
- 17.1. For precast concrete (manufactured under plant control conditions), the minimum concrete cover or protection provided for primary reinforcement for beams and columns shall be db and not exceed 40mm but not less than (NSCP 5.7.7.2)
- A.
A. 10mm
- B.
B. 15mm
- C.
C. 20mm
- D.
D. 25mm
- 18.1. In a spirally reinforced concrete column, the clear spacing between spirals shall not be less than 25mm but shall not exceed (NSCP 5.7.10.4)
- A.
A. 40mm
- B.
B. 50mm
- C.
C. 65mm
- D.
D. 75mm
- 19.1. In connection with splices of deformed bars, these splices shall be staggered at least_______ and in such a manner as to develop at every section at least twice the calculated tensile force at that section but not less than 140 MPa for total area of reinforcement provided. (NSCP 5.12.15.4)
- A.
A. 500mm
- B.
B. 600mm
- C.
C. 750mm
- D.
D. 1000mm
- 20.1. In spirally reinforced or tied reinforced compression members, the critical distance between longitudinal bars shall not be less than 40mm or… (NSCP 5.7.6.3)
- A.
A. 1.0 db
- B.
B. 1.5 db
- C.
C. 2.0 db
- D.
D. 2.5 db
- 21.1. Individual bars within a bundle terminated within the span of flexural members shall terminate at different points staggered at a distance of at least (NSCP 5.7.6.6)
- A.
A. 24 db
- B.
B. 36 db
- C.
C. 40 db
- D.
D. 48 db
- 22.1. Inert material that is mixed with hydraulic cement and water to produce concrete. (ACI 2.1 Definitions)
- A.
A. aggregate
- B.
B. admixture
- C.
C. escombro
- D.
D. compacted fill
- 23.1. Intensity of force per unit area. (NSCP 5.2.1)
- A.
A. strain
- B.
B. stress
- C.
C. impact
- D.
D. adhesion
- 24.1. It is a continuous bar having a hook not less than 133 degrees with at least a six diameter (but not less than 75mm) extension at one end and a hook not less than 90 degrees with at least a six diameter extension at the other end in such a way that these hooks shall engage peripheral longitudinal bars. (NSCP 5.21.1)
- A.
A. stirrup
- B.
B. crosstie
- C.
C. splice
- D.
D. anchorage
- 25.1. It is a horizontal or nearly horizontal system acting to transmit lateral forces to the vertical resisting system including the horizontal bracing system. (NSCP 2.2.2)
- A.
A. brace
- B.
B. slab
- C.
C. diaphragm
- D.
D. platform
- 26.1. It is a mat-formed panel consisting of particles of wood or combinations of wood particles and wood fibers bonded together with synthetic resins or other suitable bonding system by a bonding process. (NSCP 3.2.1)
- A.
A. particle board
- B.
B. wood board
- C.
C. resin board
- D.
D. laminated board
- 27.1. It is a member or an element provided to transfer lateral forces from a portion of the structure to vertical elements of the lateral force resisting system. (NSCP 2.2.2)
- A.
A. frame
- B.
B. distributor
- C.
C. distributor
- D.
D. platform
- 28.1. It is a storey in which its lateral stiffness is less than 70% of the storey above it. (NSCP 2.2.2)
- A.
A. soft storey
- B.
B. hard storey
- C.
C. critical storey
- D.
D. design storey
- 29.1. It is an element at edges of openings or at perimeters of shear walls or diaphragms. (NSCP 2.2.2)
- A.
A. flexible element
- B.
B. boundary element
- C.
C. edge element
- D.
D. stiffener
- 30.1. It is an upright compression member with a ratio of unsupported height to average least lateral dimension of less than 3. (NSCP Sec. 5.2.1)
- A.
A. column
- B.
B. pedestal
- C.
C. pier
- D.
D. abutment
- 31.1. It is defined as the displacement of one level relative to the level above or below it. (NSCP 2.2.2)
- A.
A. storey movement
- B.
B. storey vibration
- C.
C. storey drift
- D.
D. storey motion
- 32.1. It is the secondary effect on shears and moments of frame members induced by the vertical loads acting on the laterally displaced building frame during earthquake. (NSCP 2.2.2)
- A.
A. gravity effect
- B.
B. vibration
- C.
C. harmonic motion
- D.
D. P-delta effect
- 33.1. It is the term used for the fastest kilometer wind speed associated with an annual probability of 0.02 measured at a point of 10 meters above the ground for an area which is flat and generally open. (NSCP 2.32.)
- A.
A. basic wind speed
- B.
B. critical wind speed
- C.
C. annual wind speed
- D.
D. normal wind speed
- 34.1. Level at which earthquake motions is considered to be imparted to the structure. (NSCP 2.2.2)
- A.
A. base
- B.
B. roof deck
- C.
C. middle storey
- D.
D. top floor
- 35.1. Loop of reinforcing bar or wire enclosing longitudinal reinforcement in compression members. (NSCP 5.2.1)
- A.
A. stirrup
- B.
B. tie
- C.
C. cross-tie
- D.
D. strap
- 36.1. Method of prestressing in which the tendons are tensioned before concrete is placed. (NSCP 5.2.1)
- A.
A. post-tensioning
- B.
B. pretensioning
- C.
C. midtensioning
- D.
D. paratensioning
- 37.1. Plain or reinforced concrete element cast elsewhere than its final position in the structure. (NSCP 5.2.1)
- A.
A. prestressed concrete
- B.
B. preset concrete
- C.
C. in situ concrete
- D.
D. precast concrete
- 38.1. Solid-sawn rectangular lumber beams, rafters and joists shall be supported laterally to prevent rotation or lateral displacement. The ends shall be held in position, as by full-depth sold blocking, bridging, nailing or bolting to other framing members, if the ratio of the depth to thickness (based on nominal dimensions) is… (NSCP 3.6.8)
- A.
A. 4mm
- B.
B. 6mm
- C.
C. 8mm
- D.
D. 10mm
- 39.1. Stress remaining in concrete due to prestressing after all calculated losses have been deducted, excluding effects of superimposed loads and weight of member. (NSCP 5.2.1)
- A.
A. effective prestress
- B.
B. efficient prestress
- C.
C. eminent prestress
- D.
D. nominal prestress
- 40.1. The commercial size designation of width and depth, in standard sawn lumber and glued laminated lumber grades; somewhat larger than the standard net size of dressed lumber in accordance with PNS 194 for sawn lumber: (NSCP 3.2.1)
- A.
A. normal size
- B.
B. natural size
- C.
C. nominal size
- D.
D. standard size
- 41.1. The filling of mortar into a joint after the masonry units are laid. (NSCP 6.2)
- A.
A. laying
- B.
B. pointing
- C.
C. packing
- D.
D. toothing
- 42.1. The required strength (U) to resist dead load D and live load L shall be at least equal to (NSCP Sec. 5.9.2)
- A.
A. 1.4 DL + 1.7 LL
- B.
B. 0.9 DL + 1.3 LL
- C.
C. 1.4 DL + 1.4 LL
- D.
D. 1.5 DL + 1.87 LL
- 43.1. The strength reduction for shear and torsion is:
- A.
A. 0.75
- B.
B. 0.85
- C.
C. 0.90
- D.
D. 0.70
- 44.1. The tendency of most materials to move or deform over time under a constant load. The amount of movement varies enormously depending upon the material. The area that is highly stressed will move the most. The movement causes stresses to be redistributed.
- A.
A. creep
- B.
B. deflection
- C.
C. buckling
- D.
D. fatigue
- E.
E. overload
- 45.1. The type of incidental friction resulting from bends or curves in the specified prestressing tendon profile. (NSCP 5.2.1)
- A.
A. wobble friction
- B.
B. internal friction
- C.
C. deviation friction
- D.
D. curvature friction
- 46.1. TheA. Maximum allowable stress (Fv) in shear is 14.5 ksi. B. Maximum allowable stress (Fb) for bending is 24 ksi. C. Yield point (Fy) us 56 ksi. D. Modulus of elasticity (E) is 29,000 ksi Which of the above statements are true structural properties of an A36 steel are as follows:
- A.
A. A,B,C
- B.
B. A,B,D
- C.
C. B,C,D
- D.
D. A,B,C,D
- 47.1. This refers to the length of reinforcement or mechanical anchor or hook or combination therof beyond point of zero stress in reinforcement. (ACI 2.1 Definitions)
- A.
A. development length
- B.
B. reinforcement length
- C.
C. end anchorage
- D.
D. prestress length
- 48.1. What is a design analysis requirement, considered as basis for the structural design of buildings and structures where the total lateral forces are distributed to the various vertical elements of the lateral force resisting system in proportion to their rigidities considering the rigidity of the horizontal bracing system or diaphragm? (NSCP Sec. 2.2.5.5)
- A.
A. Shear and moment diagram
- B.
B. Distribution of horizontal shear
- C.
C. Stability against overturning
- D.
D. Horizontal-torsional moments
- 49.1. What is the load factor (strength reduction factor) of a structural member that is subjected to axial compression, and axial compression with flexural stess and with lateral ties as reinforcement? (NSCP Sec. 5.9.3.2)
- A.
A. 0.70
- B.
B. 0.90
- C.
C. 0.80
- D.
D. 0.75
- 50.1. What is the temporary force exerted by a device that introduces tension into pre-stressing tendons? (NSCP Sec. 5.2.1)
- A.
A. Jacking force
- B.
B. Pre-stressing force
- C.
C. Lifting force
- D.
D. Driving force
- 51.1. What type of concrete when air-dried weighs 1900 kg/m3? (NSCP Sec. 5.2.1)
- A.
A. Reinforced concrete
- B.
B. Air-entrained concrete
- C.
C. Lightweight concrete
- D.
D. Concrete
- 52.2 forces equal in magnitude but oppositely directed and produce moment is called
- A.
Torque
- B.
Moment
- C.
Couple
- D.
Coupling
- 53.A beam extending over more than 2 supports in order to develop greater rigidity and smaller moments than a series of simple beams having similar spans and loading. Both fixed end and continuous beams are indeterminate structures for which the values of all reactions, shears and moments are dependent not only on span and loading but also on cross sectional shape and material
- A.
SIMPLE BEAM
- B.
CONTINUOUS BEAM
- C.
OVER HANGING BEAM
- D.
CANTILEVER BEAM
- 54.A beam having both ends restrained against translation and rotation. The fixed ends transfer bending stresses, increase the rigidity of the beam and reduces its maximum deflection
- A.
CANTILEVER BEAM
- B.
FIXED END BEAM
- C.
SIMPLE BEAM
- D.
OVERHANGING BEAM
- 55.A brick wall is weak in
- A.
Compression
- B.
Tension
- C.
Axial
- D.
Torsion
- 56.A coefficient of elasticity of a material expressing the ratio between a unit stress aSd the corresponding unit strain caused by the stress, as derived from Hooke’s law and represented by the slope of he straight line portion of the stress- strain line diagram.
- A.
MODULUS OF ELASTICITY
- B.
MODULUS OF RIGIDITY
- C.
MOMENT MODULUS
- 57.A design in which the steel reinforcement is lesser than what is required for balanced conditioned. Failure under this condition is ductile and will give warning to the user of thee structure to decrease the load
- A.
UNDERREINFORCED DESIGN
- B.
OVERREINFORCED DESIGN
- C.
BALANCED DESIGN
- 58.A design in which the steel reinforcement is more than what is required for balanced condition
- A.
OVERREINFORCED DESIGN
- B.
BALANCED DESIGN
- C.
UNDERREINFORCED DESIGN
- 59.A design so proportioned that the maximum stress in concrete (with strain of 0.003) and steel (with strain of Fy/Es) are reached simultaneously once the ultimate load is reached, causing them to fall simultaneously
- A.
BALANCED DESIGN
- B.
UNDERREINFORCED DESIGN
- C.
OVERREINFORCED DESIGN
- 60.A force applied perpendicular to the length of a structural member, producing bending and shear
- A.
TENSILE FORCE
- B.
SHEAR FORCE
- C.
COMPRESSIVE FORCE
- D.
TRANSVERSE FORCE
- 61.A number 8 (#8) steel reinforcing bar has a diameter of
- A.
16mm
- B.
22mm
- C.
25mm
- D.
28mm
- 62.A paste of cement, sand and water laid between bricks, blocks, or stones
- A.
Concrete
- B.
Mortar
- C.
Plaster
- D.
Grout
- 63.A simply supported beam , l meters long , carrying a uniformly distributed load of w in n/m produces a maximum shear force of
- A.
Wl/2
- B.
Wl squared /4
- C.
Wl squared/10
- D.
1/8 wl saquared
- 64.A slight curve built intentionally into a beam, girder, or truss to compensate for anticipated deflection
- A.
Deflection
- B.
Elongation
- C.
Post tensioned
- D.
Camber
- 65.A steel rolled section driven into the ground to carry the force from horizontal sheeted earth bank
- A.
Soldier beam
- B.
Revetment
- C.
False beam
- D.
Glulam
- 66.A tensile or compressive force acting along the longitudinal axis of a structural member and at the centroid of the cross section, producing axial stress without bending, torsion
- A.
COMPRESSIVE FORCE
- B.
AXIAL FORCE
- C.
TENSILE FORCE
- D.
BENDING FORCE
- 67.According to ACI code, for symmetrical T-beam, the effective width b shall not exceed_____ of the span length of the beam
- A.
1.0
- B.
1/2
- C.
1/4
- D.
1/3
- 68.As the depth of a beam increases, its ability to resist bending?
- A.
Decreases
- B.
Increases
- C.
No effect
- 69.Closely set piles of timber, reinforced or pretressed concrete or steel driven vertically in to the ground to keep earth or water out of an excavation
- A.
Batter piles
- B.
Sheet piles
- C.
Barge piles
- 70.Description of an open girder, beam , column, etc, built from members joined by intersecting diagonal moment in the member at a joint by intersecting diagonal bars of wood, steel, or light alloy
- A.
Grillage
- B.
Lattice
- C.
Looping
- D.
Hoop
- 71.Distance measured from extreme compression fiber to centroid of tension reinforcement in a reinforced concrete element.
- A.
A. eminent depth
- B.
B. effective depth
- C.
C. critical depth
- D.
D. nominal depth
- 72.For a force system to be static equilibrium, the algebraic summation of forces is:
- A.
Minimum
- B.
Maximum
- C.
100 %
- D.
Zero
- 73.For safety purposes for concrete aci code allows designers to use
- A.
0.001
- B.
0.002
- C.
0.003
- D.
0.004
- 74.In reinforced concrete beams, which portion is under compression
- A.
Top
- B.
Middle
- C.
Bottom
- 75.In reinforced concrete beams, which portion is under tension
- A.
Top
- B.
Middle
- C.
Bottom
- 76.In spirally reinforced or tied reinforced compression members, clear distance between longitudinal bars shall not be less than 1.5 db or less than
- A.
50mm
- B.
45mm
- C.
40mm
- D.
35mm
- 77.In ultimate strength design the ultimate reduction factor for bending is
- A.
0.60
- B.
0.70
- C.
0.80
- D.
0.90
- 78.Is a member or an element provided to transfer lateral forces from a portion of a structure to the vertical elements of the lateral force resisting system
- A.
Brace
- B.
Strut
- C.
Collector
- D.
Gusset
- 79.Is the boundary element of a diaphragm or a shear wall which is assumed to take axial stresses analogous to the flanges of the beam
- A.
DIAPHRAGM COLLECTOR
- B.
DIAPHRAGM STRUT
- C.
DIAPHRAGM CHORD
- 80.It is a contact pressure developed between 2 bodies
- A.
Bearing stress
- B.
Thermal stress
- C.
Allowable stress
- D.
Strain
- 81.IT IS A MAXIMUM SAFE STRESS THAT A MATERIAL CAN WIDSTAND
- A.
ULTIMATE STRESS
- B.
ALLOWABLE STRESS
- C.
RUPTURE STRESS
- D.
STRAIN
- 82.It is a web found in the structural member
- A.
Rafter
- B.
Roof truss
- C.
Purlin
- D.
Batten
- 83.It is also known as elastic limit
- A.
Creep
- B.
Deflection
- C.
Deformation
- D.
Buckling
- E.
Elongation
- 84.It is an isolated column masonry or a bearing wall not bonded at the sides into associacted masonry, when its horizontal dimension measures at the right angles to the thickness does not exceed for times its thickness
- A.
Pedestal
- B.
Pier
- C.
Slender column
- D.
Wall
- 85.It is defines as the unit strength of a material
- A.
Rigidity
- B.
Strain
- C.
Stress
- D.
Stiffness
- 86.It is the middle part of a wide flange
- A.
Wing
- B.
Web
- C.
Side flange
- D.
Floor flange
- 87.It is one in which the lateral stiffness is less than 70 % of the stiffness of the storey above or less than 80% of the average stiffness of the 3 stories above
- A.
Weak storey
- B.
Soft storey
- C.
Hard storey
- D.
Mild storey
- 88.Loads that change position within the span of a beam in short amount of time. these loads are often exemplified by wheel loads
- A.
Dead loads
- B.
Live loads
- C.
Environmental loads
- D.
Moving loads
- 89.Maximum stress below which the material does not return to its original length but has incurred a permanent deformation we call permanent set
- A.
Yield point
- B.
Proportional limit
- C.
Ultimate strength
- D.
Elastic limit
- 90.Maximum stress which the material springs back to the original length when the load is released
- A.
Elastic limit
- B.
Proportional limit
- C.
Yield point
- D.
Ultimate strength
- 91.Members that are generally vertically, subjected to compressive loads, sometimes with bending moments are called
- A.
Trusses
- B.
Columns
- C.
Beams
- D.
Footing
- 92.Produce bending moments which vary linearly between loads
- A.
CONCENTRATED LOADS
- B.
UNIFORMLY DISTRIBUTED LOADS
- C.
CONCENTRIC LOADS
- 93.Stress at which material specimen breaks
- A.
Ultimate strength
- B.
Rupture strength
- C.
Nominal strength
- D.
Proportional strength
- 94.Structures that are subjected to transverse loads arecalled
- A.
Tie rods
- B.
Footing
- C.
Wall bearing
- D.
Column
- E.
Beams
- 95.The ability of a material to regain and rebound to original shape when the load is released
- A.
DUCTILITY
- B.
MALLEABILITY
- C.
ELASTICITY
- D.
BRITLENESS
- 96.The act of stretching or state of being pulled apart, resulting in the elongation of an elastic body
- A.
TENSION
- B.
COMPRESSION
- C.
AXIAL
- D.
BENDING
- 97.The actual strain by which a concrete fails is
- A.
0.004
- B.
0.002
- C.
0.003
- D.
0.001
- 98.The actual stress in a material under a given loading
- A.
Axial stress
- B.
Bending stress
- C.
Allowable stress
- D.
Working stress
- 99.The bottom of a cantilever beam is in
- A.
Compression
- B.
Tension
- C.
Axial
- D.
Stress
- 100.The bottom of the footing is in
- A.
Compression
- B.
Tension
- C.
Axial
- D.
Stress
- 101.The bottom of the footing is in
- A.
Compression
- B.
Tension
- C.
Axial
- D.
Stress
- 102.The commercial size designation of width and depth, in standard sawn lumber glued lumber grades, somewhat larger than the standard net size of dressed lumber
- A.
Dressed size
- B.
Nominal size
- C.
Normal size
- D.
Rough size
- 103.The general relationships between stress and strain is frequently reffered to as
- A.
Poisson's ratio
- B.
Hooke's law
- C.
Slenderness law
- 104.The lateral deformation produced in a body by an external force that causes one part of the body to slide relative to an adjacent part in a direction parallel to their plane contact.
- A.
SHEAR
- B.
STRAIN
- C.
LOAD
- D.
FORCE
- 105.The maximum axial load that can theoretically be applied to a column without causing it to buckle
- A.
Critical buckling stress
- B.
Critical buckling load
- C.
Ultimate buckling load
- D.
Ultimate buckling stress
- 106.The maximum moment of a simply supported beam whose span length is L, in meter carrying uniformly distributed load of w in N/m is
- A.
Wl squared / 2
- B.
Wl squared / 4
- C.
Wl squared / 8
- D.
Wl squared / 10
- 107.The maximum spacing of vertical reinforcement (flexural reinforcement) of a wall is: (NSCP Sec. 5.7.6.5 and NSCP Sec
- A.
A. 3 times wall thickness, not more than 18”
- B.
B. 4 times wall thickness, not more than 20”
- C.
C. 5 times wall thickness, not more than 18”
- D.
D. 6 times wall thickness, not more than 20”
- 108.The maximum unit stress permitted for a material in the design of a structural member, usually a fraction of the material’s elastic limit, yield strength, or ultimate strength. Also called ALLOWABLE UNIT STRESS, WORKING STRESS.
- A.
ALLOWABLE STRESS
- B.
ALLOWABLE DEFORMATION
- C.
ALLOWABLE STRENGTH
- D.
ALLOWABLE STRAIN
- 109.The minimum bend diameters for 10mm through 25mm diameter bars
- A.
12db
- B.
6db
- C.
10db
- D.
8db
- 110.The minimum size of fillet weld
- A.
6mm
- B.
3mm
- C.
8mm
- D.
10mm
- 111.The minimum reinforcing steel for spiral columns allowed by the aci code
- A.
4-16mm- diameter bars
- B.
4-20mm- diameter bars
- C.
4-25mm- diameter bars
- D.
4-36mm- diameter bars
- 112.The modulus elasticity of structural steel is
- A.
100 gpa
- B.
200 gpa
- C.
200 mpa
- D.
450 gpa
- 113.The moment of a force system that causes or tends to cause rotation or torsion
- A.
TORQUE
- B.
BENDING
- C.
COMPRESSION
- D.
TENSION
- 114.The normal force exerted by a smooth horizontal surface towards a 100-lb block acting on it is
- A.
100 n
- B.
100 kg
- C.
100 lb
- 115.The perpendicular distance a spanning member deviates from a true course under transverse loading, increasing with load and span, and decreasing with an increase in the moment of inertia of the section of the modulus of elasticity of the material
- A.
CRACK
- B.
CREEP
- C.
DEFLECTION
- D.
DEFORMATION
- 116.The property of a material that enables it to absorb energy before rupturing, represented by the area under the stress- strain curve derived from a tensile test of the material. this materials are tougher than brittle materials.
- A.
DUCTILITY
- B.
TOUGHNESS
- C.
ELASTICITY
- D.
MALLEABILITY
- 117.The property of a material that enables it to deform in response to an applied force and to recover its original size and shape upon removal of the force
- A.
BRITLENESS
- B.
ELASTICITY
- C.
MALLEABILITY
- D.
DUCTILITY
- 118.The property of a material that enables it to undergo plastic deformation after being stressed beyond the elastic limit and before rupturing. this is a desirable property of a structural material since plastic behavior is an indicator of reserve strength and can serve as a visual warning of impending failure.
- A.
MALLEABILITY
- B.
DUCTILITY
- C.
ELASTICITY
- D.
BRITLENESS
- 119.The property of material that causes it to rupture suddenly under stress with little evident deformation. Since this property of materials lack the plastic behavior of ductile materials, they can give no warning of impending material
- A.
BRITLENESS
- B.
DUCTILITY
- C.
ELASTICITY
- D.
MALLEABILITY
- 120.The radial distance from any axis to a point at which the mass of a body could be concentrated without altering the moment of inertia of the body about that axis. For a structural section, this is equal to the square root of the quotient of the moment of inertia and the area
- A.
RADIUS OF CIRCLE
- B.
RADIUS OF SECTION
- C.
RADIUS OF GYRATION
- 121.The ratio of the effective length of a column to its least ratio of gyration The higher of this ratio, the lower is the critical stress that will cause buckling A primary objective in the design of a column is to reduce this ratio by minimizing its effective length or maximizing its effective length or maximizing the radius of gyration of its cross section
- A.
Column ratio
- B.
Slenderness ratio
- C.
Poisson's ratio
- D.
Stress strain ratio
- 122.The steel ratio for spiral columns ranges from
- A.
0.10-0.80
- B.
0.01-0.08
- C.
0.001-0.008
- D.
0.0001-0.0008
- 123.The stress developed when the applied load causes adjacent sections within a body to slide past each other
- A.
Axial stress
- B.
Bearing stress
- C.
Shearing stress
- D.
Flexural stress
- 124.The stress induced as a result of restrained deformation due to changes in temperature
- A.
Rupture stress
- B.
Thermal stress
- C.
Yield stress
- D.
Creep
- 125.The stress wherein the deformation increases without any increase in the load. The material at some portion shows a decrease in its cross section
- A.
Elastic limit
- B.
Proportional limit
- C.
Yield point
- D.
Ultimate strength
- 126.The top of a cantilever beam is in
- A.
Compression
- B.
Tension
- C.
Axial
- D.
Stress
- 127.The twisting of an elastic body about its longitudinal axis caused by two equal and opposite torques, producing shearing stresses in the body
- A.
TORSION
- B.
TORQUE
- C.
BENDING
- D.
SHEAR
- 128.It is the effect on the structure due to extreme lateral (earthquake) motions acting in directions other than parallel to the direction of resistance under consideration. (NSCP Sec. 2.2.2)
- A.
A. Orthogonal effect
- B.
B. P-delta effect
- C.
C. Centroidal effect
- D.
D. None of the above
- 129.force applied parallel to the longitudinal axis of a structural member but not to the centroid of he cross section, producing bending and uneven distribution of stresses in the section.
- A.
CONCENTRIC FORCE
- B.
ECCENTRIC FORCE
- C.
COMPRESSIVE FORCE
- D.
TENSILE FORCE
- 130.1. A portion of the wall which projects on one or both sides and acts as a vertical beam, a column or both. (NSCP 6.2)
- A.
A. pedestal
- B.
B. post
- C.
C. leg
- D.
D. pilaster
- 131.Where you will see the details for the foundation anchor bolts
- A.
Foundation plan
- B.
Base plate plan
- C.
Framing plan
- 132.When a beam is in its yield point, which among the situation below would most likely happen
- A.
Beam will continue to deform with slight load
- B.
Beam will break eventually after some time
- C.
Beam will continue to deform without load
- D.
Beam will come back to its original state
- 133.When a beam is in its proportional limit, which among the situation below would most likely happen
- A.
Beam will continue to deform with slight load
- B.
Beam will break eventually after some time
- C.
Beam will continue to deform without load
- D.
Beam will come back to its original state
- 134.When a beam is in its elastic limit, which among the situation below would most likely happen
- A.
Beam will continue to deform with slight load
- B.
Beam will continue to deform without load
- C.
Beam will break eventually after some time
- D.
Beam will come back to its original state
- 135.What is the best location of support for a one way slab?
- A.
End of slab
- B.
Middle third of slab
- C.
Top of slab
- 136.What is the weight of 1 cu. m. of concrete?
- A.
A. 2400 N
- B.
B. 2400 KN
- C.
C. 2400 kg
- D.
D. 2400 lbs
- 137.What is not included in the computation of reinforced concrete load
- A.
Slab
- B.
Floor finish
- C.
Beam
- D.
Column
- 138.What do you call the act/process of enlarging an existing foundation
- A.
Additional
- B.
Under pinning
- C.
Refoundation
- 139.WEIGHT OF WATER IS
- A.
1000 kg/ m3
- B.
7850 kg/ m3
- C.
2400 kg/ m3
- 140.WEIGHT OF STEEL
- A.
1000 kg/ m3
- B.
7850 kg/ m3
- C.
2400 kg/ m3
- 141.WEIGHT OF CONCRETE
- A.
1000 kg/ m3
- B.
7850 kg/ m3
- C.
2400 kg/ m3
- 142.This wall will be used to protect different levels
- A.
Retaining wall
- B.
Load bearing wall
- C.
Brick wall
- 143.These are used to connect shafts
- A.
Welds
- B.
Steel bolts
- C.
Splices
- D.
Flanged bolt couplings
- 144.The weakening or failure of a material at a stress below the elastic limit when subjected to a repeated series of stresses
- A.
FATIGUE
- B.
DEFLECTION
- C.
STRESS
- D.
CREEP
- 145.The water cement ratio in concrete is
- A.
The ratio of weight of water to the volume of cement
- B.
The ratio of the volume of water to the volume of cement
- C.
The ratio of the weight of water of the weight of cement
- 146.The vertical or horizontal face in a concrete structure where concreting has been stopped and continued later
- A.
Construction joint
- B.
Contraction joint
- C.
Expansion joint
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