Search
.Management Sciences
Category: Design of Concrete Structures
The strength of concrete after one year as compared to 28 days strength is about_______________?
0
A. 10 to 15% more
B. 15 to 20% more
C. 20 to 25% more
D. 25 to 50% more
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
In the design of a front counterfort in a counterfort retaining wall, the main reinforcement is provided on_______________?
1. bottom face near counterfort
2. top face near counterfort
3. bottom face near centre of span
4. top face near centre of span The correct answer is
A. only (1)
B. only (2)
C. both (1) and (4)
D. both (2)and (3)
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
If the permissible stress in steel in tension is 140 N/mm2, then the depth of neutral axis for a singly reinforced rectangular balanced section will be___________________?
A. 0.35 d
B. 0.40 d
C. 0.45 d
D. dependent on grade of concrete also
A beam curved in plan is designed for_______________?
A. bending moment and shear
B. bending moment and torsion
C. shear and torsion
D. bending moment, shear and torsion
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
According to Whitney’s theory, ultimate strain of concrete is assumed to be_____________?
A. 0.03%
B. 0.1%
C. 0.3%
D. 3%
While designing the pile as a column, the end conditions are nearly_______________?
A. both ends hinged
B. both ends fixed
C. one end fixed and other end hinged
D. one end fixed and other end free
Recent Comments