If is the overall height of a retaining wall retaining a surcharge, the width of the base slab usually provided, is________________?
B. 0.4 H
C. 0.5 H
D. 0.7 H(Correct)
B. 0.4 H
C. 0.5 H
D. 0.7 H(Correct)
RCC Structures Design
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If is the overall height of a retaining wall retaining a surcharge, the width of the base slab usually provided, is________________? A. 0.3 H
B. 0.4 H
C. 0.5 H
D. 0.7 H(Correct) -
The length of the straight portion of a bar beyond the end of the hook, should be at least_______________?
The length of the straight portion of a bar beyond the end of the hook, should be at least_______________? A. Twice the diameter
B. Thrice the diameter
C. Four times the diameter
D. Seven times the diameter(Correct) -
If K is a constant depending upon the ratio of the width of the slab to its effective span l, x is the distance of the concentrated load from the nearer support, bw is the width of the area of contact of the concentrated load measured parallel to the supported edge, the effective width of the slab be is_______________?
If K is a constant depending upon the ratio of the width of the slab to its effective span l, x is the distance of the concentrated load from the nearer support, bw is the width of the area of contact of the concentrated load measured parallel to the supported edge, the effective width of the slab be is_______________? A. K/x (1 + x/d) + bw
B. Kx (1 – x/l) + bw(Correct)
C. Kx (1 + x/l) + bw
D. All the above -
The maximum shear stress (qmax) in a rectangular beam is_______________?
The maximum shear stress (qmax) in a rectangular beam is_______________? A. 1.25 times the average
B. 1.50 times the average(Correct)
C. 1.75 times the average
D. 2.0 times the average -
According to I.S. : 456 specifications, the safe diagonal tensile stress for M 150 grade concrete, is_____________?
According to I.S. : 456 specifications, the safe diagonal tensile stress for M 150 grade concrete, is_____________? A. 5 kg/cm2 (Correct)
B. 10 kg/cm 2
C. 15 kg/cm2
D. 20 kg/cm2 -
The percentage of minimum reinforcement of the gross sectional area in slabs, is________________?
The percentage of minimum reinforcement of the gross sectional area in slabs, is________________? A. 0.10 %
B. 0.12 %
C. 0.15 %(Correct)
D. 0.18 % -
For a circular slab carrying a uniformly distributed load, the ratio of the maximum negative to maximum positive radial moment, is___________________?
For a circular slab carrying a uniformly distributed load, the ratio of the maximum negative to maximum positive radial moment, is___________________? A. 1
B. 2(Correct)
C. 3
D. 5 -
The width of the flange of a T-beam should be less than_________________?
The width of the flange of a T-beam should be less than_________________? A. One- third of the effective span of the T -beam
B. Distance between the centres of T-beam
C. Breadth of the rib plus twelve times the thickness of the slab
D. Least of the above(Correct) -
The maximum area of tension reinforcement in beams shall not exceed_______________?
The maximum area of tension reinforcement in beams shall not exceed_______________? A. 0.15 %
B. 1.5 %
C. 4 %(Correct)
D. 1 % -
Cantilever retaining walls can safely be used for a height not more than_______________?
Cantilever retaining walls can safely be used for a height not more than_______________? A. 3 m
B. 4 m
C. 5 m
D. 6 m (Correct)