AP ECET CIVIL ENGINEERING Multiple Choice Questions (MCQs)
61. What is the codal provision for the design of columns as per IS 456:2000?
a) Section 4.1
b) Section 6.2
c) Section 9.1
d) Section 10.1
Answer: a) Section 4.162. Which of the following is true for short columns according to IS 456-2000?
a) Short columns are subjected to higher buckling stress.
b) The buckling effect is negligible in short columns.
c) Short columns experience no axial load.
d) Short columns have a greater effective length.
Answer: b) The buckling effect is negligible in short columns.63. For long columns, the concept of effective length depends on:
a) Cross-sectional area
b) Material strength
c) End conditions
d) Axial load
Answer: c) End conditions64. The design of short columns is carried out by:
a) Working Stress Method
b) Ultimate Strength Method
c) Limit State Method
d) Partial Safety Factor Method
Answer: c) Limit State Method65. Which of the following is a shape commonly used for columns in reinforced concrete design?
a) Triangular
b) Square
c) Hexagonal
d) Octagonal
Answer: b) Square66. What is the effective length factor (K) for a column with both ends fixed?
a) 1
b) 0.5
c) 2
d) 0.7
Answer: b) 0.567. In the design of footings, the type of shear that needs to be checked is:
a) Flexural shear
b) Torsional shear
c) One-way shear and two-way shear
d) All of the above
Answer: c) One-way shear and two-way shear68. What type of footing is used when a column is placed on soft soil?
a) Slab type footing
b) Slab and beam type footing
c) Raft type footing
d) Isolated footing
Answer: c) Raft type footing69. The principle of working stress method involves:
a) The use of limit state of strength
b) The use of partial safety factors
c) Calculating stresses based on the modulus of elasticity
d) Considering the maximum allowable strain
Answer: c) Calculating stresses based on the modulus of elasticity70. What is the purpose of the neutral axis in the working stress method?
a) To determine the depth of the beam
b) To calculate the bending stress in concrete
c) To locate the point of zero stress in the beam
d) To find the tensile stress in steel
Answer: c) To locate the point of zero stress in the beam71. The lever arm in the working stress method is defined as the distance between:
a) Neutral axis and the extreme fiber of concrete
b) Compressive force and tensile force
c) Reinforcement and concrete
d) Neutral axis and the centroid of the cross-section
Answer: b) Compressive force and tensile force72. Which of the following is a type of staircase used in buildings?
a) Dog-legged staircase
b) Spiral staircase
c) Open newel staircase
d) All of the above
Answer: d) All of the above73. The loads on stairs primarily include:
a) Dead load
b) Live load
c) Both dead and live load
d) Only live load
Answer: c) Both dead and live load74. Which of the following is true about the comparison between Limit State and Working Stress methods?
a) Limit State method is more conservative than Working Stress method.
b) Working Stress method is simpler but less safe.
c) Limit State method only considers serviceability limits.
d) Working Stress method ignores material strength.
Answer: b) Working Stress method is simpler but less safe.75. For the design of singly reinforced simply supported rectangular beams, the working stress method assumes that:
a) The concrete is elastic in tension.
b) The concrete carries no tensile stress.
c) The beam fails when the tensile stress in steel exceeds the yield stress.
d) The tensile strength of the concrete is considered.
Answer: b) The concrete carries no tensile stress.<< Previous Page l Next Page >>
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