According to IS: 456-1978, the maximum reinforcement in a column is_____________?
A. 2 %
B. 4%
C. 6 %
D. 8 %
Design of Concrete Structures
According to IS : 456-1978, the fiexural strength of concrete is________________?
According to IS : 456-1978, the fiexural strength of concrete is________________?
A. directly proportional to compressive strength
B. inversely proportional to compressive strength
C. directly proportional to square root of compressive strength
D. inversely proportional to square root of compressive strength
Lap length in compression shall not be less than______________?
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
For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than_______________?
For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than_______________?
A. 15 mm
B. 25 mm
C. 30 mm
D. 40 mm
The percentage of reinforcement in case of slabs, when high strength deformed bars are used is not less than________________?
The percentage of reinforcement in case of slabs, when high strength deformed bars are used is not less than________________?
A. 0.15
B. 0.12
C. 0.30
D. 1.00
The ratio of the diameter of reinforcing bars and the slab thickness is_______________?
The ratio of the diameter of reinforcing bars and the slab thickness is_______________?
A. 1/4
B. 1/5
C. 1/6
D. 1/8
The minimum cover in a slab should neither be less than the diameter of bar nor less than_______________?
The minimum cover in a slab should neither be less than the diameter of bar nor less than_______________?
A. 10 mm
B. 15 mm
C. 25 mm
D. 13 mm
According to IS : 456- 1978, minimum slenderness ratio for a short column is_______________?
According to IS : 456- 1978, minimum slenderness ratio for a short column is_______________?
A. less than 12
B. less than 18
C. between 18 and 24
D. more than 24
For a simply supported beam of span 15m, the minimum effective depth to satisfy the vertical deflection limits should be________________?
For a simply supported beam of span 15m, the minimum effective depth to satisfy the vertical deflection limits should be________________?
A. 600 mm
B. 750 mm
C. 900 mm
D. more than 1 m
According to IS : 456-1978, the cblumn or the strut is the member whose effective length is greater than________________?
According to IS : 456-1978, the cblumn or the strut is the member whose effective length is greater than________________?
A. the least lateral dimension
B. 2 times the least lateral dimension
C. 3 times the least lateral dimension
D. 4 times the least lateral dimension