Q. In the case of composite sections, the percentage of tensioned reinforcement is less than?
β
Correct Answer: (A)
simple beams
Design of Reinforced Cement Concrete Elements MCQs | Page - 5
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Q. If the compression zone contains part of precast element, the computation is done by considering?
β
Correct Answer: (B)
cross section
Q. The effective bonding between the two parts of composite beams is developed by
β
Correct Answer: (B)
roughening
Q. The design of shear connections depends upon the strength of
β
Correct Answer: (B)
in situ cast concrete
Q. When ties are not provided the permissible values of the horizontal shear stress is?
β
Correct Answer: (A)
0.6n/mm2
Q. The ties consisting of single bars and multiple leg stirrups should have a spacing not exceeding
β
Correct Answer: (A)
600mm
Q. If the surface is rough tamped and without links to withstand a horizontal shear stress of 0.6n/mm2 and assuming the moduli of elasticity of precast and insitu cast concrete to be equal the centroid of the composite section is located 110mm from the top of the slab, second moment area of composite section is 2487×105mm4, calculate ultimate shearing resistance?
β
Correct Answer: (B)
12
Q. Design ultimate horizontal shear stress with nominal links and the contact surface are as cast (assume τ = 1.2n/mm2)?
β
Correct Answer: (D)
24kn
Q. Which type of cables are advantages in reducing the effective shear?
β
Correct Answer: (B)
curved
Q. Which type of shear reinforcement should be provided for members with thin webs?
β
Correct Answer: (C)
nominal shear reinforcement
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