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


bTop of the column


cCapital


d Drop panel


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


bm = 1400/3C


cm = 2800/3C


dm = 3500/3C


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


b3WR²/16


c5WR²/16


dNON OF THESE


View Answer 3WR²/16

High strength concrete is used in pre-stressed member________________?


aTo overcome high bearing stresses developed at the ends


bTo overcome bursting stresses at the ends


c To provide high bond stresses


dAll the above


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


bOne-third lever arm of the section


cLever arm of the section


dOne and half lever arm of the section



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)


b (wx/wy) = (ly/lx)²


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


dNone of these


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

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


a Distribute the load


bResist the temperature stresses


cResist the shrinkage stress


dAll the above


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


b [( + )/4] h


c [( + )/2] h


d [( + )/2] h


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


bT – R


c 2 + T2)


dR – T


View Answer 2 + T2)

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


aShrinkage of concrete


b Elastic shortening of concrete


cCreep of concrete


dAll the above


View Answer All the above

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