A. wR / 4d
B. wR/2d
C. wR/d
D. 2wR/d
where, w = load per unit area of surface of dome R = radius of curvature d = thickness of dome
Related Mcqs:
- In a spherical dome the hoop stress due to a concentrated load at crown is_______________?
A. compressive everywhere
B. tensile everywhere
C. partly compressive and partly tensile
D. zero - Ratio of permissible stress in direct compression and bending compression is______________?
A. less than 1
B. between 1 and 1.5
C. between 1.5 and 2.0
D. greater than 2 - In a spherical dome subjected to concentrated load at crown or uniformly distributed load, the meridional force is always________________?
A. zero
B. tensile
C. compressive
D. tensile or compressive - Lap length in compression shall not be less than______________?
A. 15 4>
B. 20
C. 24 (j)
D. 30 (j)where (j) is diameter of bar
- The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of__________________?
A. 0.367 xu
B. 0.416 xu
C. 0.446 xu
D. 0.573 xuwhere xu is the depth of neutral axis at the limit state of collapse
- As per Whitney’s theory, the maximum moment of resistance of the balanced section of a beam of width b and effective depth d is given by_______________?
A. ^acybd2
B. ^acybd2
C. 0.185acybd2
D. 0.43acybd2
where acy is the cylinder compressive strength of concrete - For a cantilever of effective depth of 0.5m, the maximum span to satisfy vertical deflection limit is______________?
A. 3.5 m
B. 4 m
C. 4.5 m
D. 5 m - Maximum distance between expansion joints in structures as per IS : 456 – 1978 is________________?
A. 20 m
B. 30 m
C. 45 m
D. 60 m - Maximum percentage reinforcement in case of slabs is limited to___________________?
A. 2
B. 4
C. 6
D. 8 - The critical section for finding maximum bending moment for footing under masonry wall is located_______________?
A. at the middle of the wall
B. at the edge of the wall
C. halfway between the middle and edge of the wall
D. at a distance equal to effective depth of footing from the edge of the wall
