A. 10 m
B. 20 m
C. 25 m
D. 50 m
Related Mcqs:
- The relation between intensity of wind pressure p and velocity of wind V is taken as_______________?
A. pa V
B. paV2
C. p a (1/V)
D. paV”2 - As per IS : 875, for the purposes of specifying basic wind velocity, the country has been divided into_____________________?
A. 4 zones
B. 5 zones
C. 6 zones
D. 7 zones - The maximum slenderness ratio of a steel column, the design of which is governed by wind or seismic forces is________________?
A. 150
B. 180
C. 250
D. 350 - The external wind pressure acting on a roof depends on__________________?
A. degree of permeability of roof
B. slope of roof
C. both (A) and (B)
D. none of the above - For the buildings having a low permeability, the internal wind pressure acting normal to the wall and roof surfaces is taken as__________________?
A. zero
B. ±0.2p
C. ± 0.5 p
D. ±0.7p
where p is basic wind pressure - A butt weld is specified by__________________?
A. effective throat thickness
B. plate thickness
C. size of weld
D. penetration thickness - The centrifugal force due to curvature of track is assumed to act on the bridge at a height of___________________?
A. 1.23 m above the rail level
B. 1.50 m above the rail level
C. 1.83 m above the rail level
D. 2.13 m above the rail level - The difference between gross diameter and nominal diameter for the rivets up to 25 mm diameter is__________________?
A. 1.0 mm
B. 1.5 mm
C. 2.0 mm
D. 2.5 mm - The capacity of the smallest pressed steel tank is__________________?
A. 1000 litre
B. 1650 litre
C. 1950 litre
D. 2450 litre - For rivets in tension with counter-sunk heads, the tensile value shall be____________________?
A. reduced by 25 %
B. reduced by 33.3%
C. increased by 25 %
D. increased by 33.3 %
