Civil Engineering MCQs

Page No. 233

The thickness of the topping of a ribbed slab, varies between________________?


a3 cm to 5 cm


b5 cm to 8 cm


c8 cm to 10 cm


d 12 cm to 15 cm


View Answer 5 cm to 8 cm

The allowable tensile stress in mild steel stirrups, reinforced cement concrete, is_______________?


a 1400 kg/cm2


b 190 kg/cm2


c 260 kg/cm2


d230 kg/cm2


View Answer 1400 kg/cm2

An R.C.C. column is treated as short column if its slenderness ratio is less than_______________?


a30


b35


c40


d50


View Answer 50

The advantage of reinforced concrete, is due to_______________?


a Monolithic character


bFire-resisting and durability


cEconomy because of less maintenance cost


dAll the above


View Answer All the above

Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than____________?


a42 diameters from the centre of the column


b42 diameters from the inner edge of the column


c42 diameters from the outer edge of the column


d24 diameters from the centre of the column



Design of a two way slab simply supported on edges and having no provision to prevent the corners from lifting, is made by_________________?


aRankine formula


bMarcus formula


cRankine Grashoff formula


dGrashoff formula



A pre-stressed rectangular beam which carries two concentrated loads W at L/3 from either end, is provided with a bent tendon with tension P such that central one-third portion of the tendon remains parallel to the longitudinal axis, the maximum dip h is_____________________?


aWL/P


b WL/2P


cWL/3P


d WL/4P


View Answer WL/3P

For initial estimate for a beam design, the width is assumed__________________?


a 1/15th of span


b1/20th of span


c1/25th of span


d1/30th of span


View Answer 1/30th of span

Total pressure on the vertical face of a retaining wall of height h acts parallel to free surface and from the base at a distance of_____________________?


a h /4


b h/3


c h/2


d2h/3


View Answer h/3

Spacing of stirrups in a rectangular beam, is__________________?


aKept constant throughout the length


b Decreased towards the centre of the beam


cIncreased at the ends


dIncreased at the centre of the beam



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