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# DFCCIL_CE _Quiz 28

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Question 1

The design shear strength in reinforced cement concrete depends on-
A) Characteristic strength of concrete
B) Percentage of longitudinal tensile reinforcement
C) Characteristic strength of steel

Question 2

A 500mm deep beam of 300mm wide is subjected to a shear force of 100kN and torsion 30 kN.m, the equivalent shear is:

Question 3

A RC beam is subjected to a bending moment of 200 KNm, shear force of 20 KN and a torque of 9 KNm. The size of the beam is 300 mm width x 425 mm depth. The effective cover is 25 mm. The equivalent moment is?

Question 4

Additional longitudinal bars shall be provided in beams subjected to torsion if depth of beam exceeds:

Question 5

I. For deformed bars conforming to IS 1786, Permissible values of bond stress shall be increased by 60%
II. For bars in compression, the Permissible values of bond stress in tension shall be increased by 25%.
III.  For bars in compression, the Permissible values of bond stress in tension shall be increased by 60%
Which of the below options is correct

Question 6

A beam is built using M25 concrete and Fe-250 bars of 16 mm dia bars. In limit state design, the development length, Ld, in terms of diameter of reinforcement, for compression zone is _______ mm.
[ τbd = 1.4 N/mm2]
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