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.Management Sciences
Category: RCC Structures Design
The horizontal portion of a step in a stairs case, is known as_________________?
0
A. Rise
B. Flight
C. Winder
D. Tread
If K is a constant depending upon the ratio of the width of the slab to its effective span l, x is the distance of the concentrated load from the nearer support, bw is the width of the area of contact of the concentrated load measured parallel to the supported edge, the effective width of the slab be is_______________?
A. K/x (1 + x/d) + bw
B. Kx (1 – x/l) + bw
C. Kx (1 + x/l) + bw
D. All the above
By over-reinforcing a beam, the moment of resistance can be increased not more than________________?
A. 10 %
B. 15 %
C. 20 %
D. 25 %
Steel bars are generally connected together to get greater length than the standard length by providing_______________?
A. Straight bar splice
B. Hooked splice
C. Dowel splice
D. All the above
In a combined footing if shear stress exceeds 5 kg/cm2, the nominal stirrups provided are______________?
A. 6 legged
B. 8 legged
C. 10 legged
D. 12 legged
[A + (m – 1)ASC] known as equivalent concrete area of R.C.C. is given by______________?
A. Modular ratio method
B. Load factor method
C. Ultimate load method
D. None of these
A short column 20 cm × 20 cm in section is reinforced with 4 bars whose area of cross section is 20 sq. cm. If permissible compressive stresses in concrete and steel are 40 kg/cm2 and 300 kg/cm2, the Safe load on the column, should not exceed_______________?
A. 4120 kg
B. 41,200 kg
C. 412,000 kg
D. None of these
On an absolutely rigid foundation base, the pressure will________________?
A. Be more at the edges of the foundation
B. Be uniform
C. Not be uniform
D. Be zero at the centre of the foundation
Dimensions of a beam need be changed if the shear stress is more than_______________?
A. 10 kg/cm2
B. 15 kg/cm2
C. 20 kg/cm2
D. 25 kg/cm2
The radius of a bar bend to form a hook, should not be less than_______________?
A. Twice the diameter
B. Thrice the diameter
C. Four times the diameter
D. Five times the diameter
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