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
A foundation rests on_______________?
(A) Base of the foundation
(B) Sub-grade
(C) Foundation soil
(D) Both
The horizontal portion of a step in a stairs case, is known as_________________?
(A) Rise
(B) Flight
(C) Winder
(D) Tread
For stairs spanning horizontally, the minimum waist provided is________________?
(A) 4 cm
(B) 6 cm
(C) 8 cm
(D) 12 cm
The shear reinforcement in R.C.C. is provided to resist__________________?
(A) Vertical shear
(B) Horizontal shear
(C) Diagonal compression
(D) Diagonal tension
The number of treads in a flight is equal to_______________?
(A) Risers in the flight
(B) Risers plus one
(C) Risers minus one
(D) None of these
The anchorage value of a hook is assumed sixteen times the diameter of the bar if the angle of the bend, is___________________?
(A) 30°
(B) 40°
(C) 45°
(D) All the above
If the effective length of a 32 cm diameter R.C.C. column is 4.40 m, its slenderness ratio, is_______________?
(A) 40
(B) 45
(C) 50
(D) 55
If a rectangular pre-stressed beam of an effective span of 5 meters and carrying a total load 3840 kg/m, is designed by the load balancing method, the central dip of the parabolic tendon should be_________________?
(A) 5 cm
(B) 10 cm
(C) 15 cm
(D) 20 cm
The reinforced concrete beam which has width 25 cm, lever arm 40 cm, shear force 6t/cm2, safe shear stress 5 kg/cm2 and B.M. 24 mt________________?
(A) Is safe in shear
(B) Is unsafe in shear
(C) Is over safe in shear
(D) Needs redesigning