If the depth of actual neutral axis in a beam is more than the depth of critical neutral axis, then the beam is called________________?
(A) balanced beam
(B) under-reinforced beam
(C) over-reinforced beam
(D) none of the above
If a beam fails in bond, then its bond strength can be increased most economi-cally by___________?
(A) increasing the depth of beam
(B) using thinner bars but more in number
(C) using thicker bars but less in number
(D) providing vertical stirrups
The compressive strength of 100 mm cube as compared to 150 mm cube is always_______________?
(A) less
(B) more
(C) equal
(D) none of the above
The fineness modulus of fine aggregate is in the range of______________?
(A) 2.0 to 3.5
(B) 3.5 to 5.0
(C) 5.0 to 7.0
(D) 6.0 to 8.5
The factor of safety for______________?
(A) steel and concrete are same
(B) steel is lower than that for concrete
(C) steel is higher than that for concrete
(D) none of the above
Poisson’s ratio for concrete_______________?
(A) remains constant
(B) increases with richer mixes
(C) decreases with richer mixes
(D) none of the above
According to IS : 456-1978, the cblumn or the strut is the member whose effective length is greater than________________?
(A) the least lateral dimension
(B) 2 times the least lateral dimension
(C) 3 times the least lateral dimension
(D) 4 times the least lateral dimension
Diagonal tension in a beam______________?
(A) is maximum at neutral axis
(B) decreases below the neutral axis and increases above the neutral axis
(C) increases below the neutral axis and decreases above the neutral axis
(D) remains same
For a cantilever of effective depth of 0.5m, the maximum span to satisfy vertical deflection limit is______________?
(A) 3.5 m
(B) 4 m
(C) 4.5 m
(D) 5 m
For a continuous slab of 3 m x 3.5 m size, the minimum overall depth of slab to satisfy vertical deflection limits is__________________?
(A) 50 mm
(B) 75 mm
(C) 100 mm
(D) 120 mm