A. 600 mm
B. 750 mm
C. 900 mm
D. more than 1 m
Related Mcqs:
- 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 - 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 - A continuous beam is deemed to be a deep beam when the ratio of effective span to overall depth (1/D. is less than__________________?
A. 1.5
B. 2.0
C. 2.5
D. 3.0 - 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 - According to ISI recommendations, the maximum depth of stress block for balanced section of a beam of effective depth d is__________________?
A. 0.43 d
B. 0.55 d
C. 0.68 d
D. 0.85 d - The main reason for providing number of reinforcing bars at a support in a simply supported beam is to resist in that zone_________________?
A. compressive stress
B. shear stress
C. bond stress
D. tensile stress - Due to shrinkage stresses, a simply supported beam having reinforcement only at bottom tends to_____________?
A. deflect downward
B. deflect upward
C. deflect downward or upward
D. none of the above - As per Whitney’s theory, the maximum moment of resistance of the balanced section of a beam of width b and effective depth d is given by_______________?
A. ^acybd2
B. ^acybd2
C. 0.185acybd2
D. 0.43acybd2
where acy is the cylinder compressive strength of concrete - Half of the main steel in a simply supported slab is bent up near the support at a distance of x from the center of slab bearing where x is equal to________________?
A. 1/3
B. 1/5
C. 1/7
D. 1/10
where 1 is the span - The slab is designed as one way if the ratio of long span to short span is_____________?
A. less than 1
B. between 1 and 1.5
C. between 1.5 and 2
D. greater than 2
