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.Management Sciences
Category: RCC Structures Design
An R.C.C. roof slab is designed as a two way slab if________________?
A. It supports live loads in both directions
B. The ratio of spans in two directions is less than 2
C. The slab is continuous over two supports
D. The slab is discontinuous at edges
If is the net upward pressure on a square footing of side for a square column of side , the maximum bending moment is given by_________________?
A. B.M = pb (c – a)/4
B. B.M = pb (b – a)²/4
C. B.M = pb (b – a)²/8
D. B.M = pb (b + a)/8
intensity of pressure at a depth h on a block of earth weighing w per unit If p1 is the vertical______________?
A. wh (1 – cos )/(1 + ) p2 is
B. wh (1 – sin )/(1 + ) )
C. wh (1 – tan )/(1 +
D. w (1 – cos )/h (1 + sin )
An R.C.C. beam of 6 m span is 30 cm wide and has a lever arm of 55 cm. If it carries a U.D.L. of 12 t per m and allowable shear stress is 5 kg/cm2, the beam________________?
A. Is safe in shear
B. Is safe with stirrups
C. Is safe with stirrups and inclined bars
D. Needs revision of section
A foundation is called shallow if its depth, is________________?
A. One-fourth of its width
B. Half of its width
C. Three-fourth of its width
D. Equal to its width
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. ( – h
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________________?
A. One -half lever arm of the section
B. One-third lever arm of the section
C. Lever arm of the section
D. One and half lever arm of the section
Lapped splices in tensile reinforcement are generally not used for bars of size larger than______________?
A. 18 mm diameter
B. 24 mm diameter
C. 30 mm diameter
D. 36 mm diameter
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