Civil Engineering MCQs

Page No. 235

Enlarged head of a supporting column of a flat slab is technically known as______________?


a Supporting end of the column

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bTop of the column

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cCapital

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d Drop panel

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View Answer Capital

The modular ratio m of a concrete whose permissible compressive stress is C, may be obtained from the equation.


am = 700/3C

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bm = 1400/3C

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cm = 2800/3C

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dm = 3500/3C

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View Answer m = 2800/3C

on a circular slab of radius , the maximum radial moment at the centre of the If is the load slab, is WR²/16_____________?


a2WR²/16

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b3WR²/16

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c5WR²/16

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dNON OF THESE

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View Answer 3WR²/16

High strength concrete is used in pre-stressed member________________?


aTo overcome high bearing stresses developed at the ends

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bTo overcome bursting stresses at the ends

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c To provide high bond stresses

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dAll the above

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View Answer All the above

In the zone of R.C.C. beam where shear stress is less than 5 kg/cm2, nominal reinforcement is provided at a pitch of________________?


aOne -half lever arm of the section

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bOne-third lever arm of the section

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cLever arm of the section

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dOne and half lever arm of the section

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Long and short spans of a two way slab are l and l and load on the slab acting on strips parallel to lx and ly be wx and wy respectively. Accordingy to xRankine Grashoff theory___________________?


a (wx/wy) = (ly/lx)

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b (wx/wy) = (ly/lx)²

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c (wx/wy) = (ly/lx)4

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dNone of these

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View Answer (wx/wy) = (ly/lx)4

The transverse reinforcements provided at right angles to the main reinforcement_______________?


a Distribute the load

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bResist the temperature stresses

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cResist the shrinkage stress

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dAll the above

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View Answer All the above

If p1 and P2 are effective lateral loadings at the bottom and top exerted by a level earth subjected to a super-load on the vertical face of height h of a retaining wall, the horizontal pressure p per unit length of the wall, is____________________?


a[( – )/2] h

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b [( + )/4] h

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c [( + )/2] h

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d [( + )/2] h

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View Answer [( + )/2] h

If R and T are rise and tread of a stair spanning horizontally, the steps are supported by a wall on one side and by a stringer beam on the other side, the steps are designed as beams of width_______________?


aR + T

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bT – R

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c 2 + T2)

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dR – T

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View Answer 2 + T2)

After pre-stressing process is completed, a loss of stress is due to______________?


aShrinkage of concrete

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b Elastic shortening of concrete

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cCreep of concrete

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dAll the above

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View Answer All the above

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