A. 15 mm
B. 25 mm
C. 30 mm
D. 40 mm
Related Mcqs:
- 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 - The minimum diameter of longitudinal bars in a column is________________?
A. 6 mm
B. 8 mm
C. 12 mm
D. 16 mm - 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 to the ties or spirals should not be less than________________?
A. 15 mm
B. 20 mm
C. 25 mm
D. 50mm - The limits of percentage p of the longitudinal reinforce-ment in a column is given by_____________?
A. 0.15% to 2%
B. 0.8% to 4%
C. 0.8% to 6%
D. 0.8% to 8% - The main reason for providing number of reinforcing bars at a support in a simply supported beam is to resist in that zone_________________?
A. compressive stress
B. shear stress
C. bond stress
D. tensile stress - The load carrying capacity of a helically reinforced column as compared to that of a tied column is about________________?
A. 5% less
B. 10% less
C. 5% more
D. 10% 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 - Minimum pitch of transverse reinforcement in a column is________________?
A. the least lateral dimension of the member
B. sixteen times the smallest diameter of longitudinal reinforcement bar to be tied
C. forty-eight times the diameter of transverse reinforcement
D. lesser of the above three values - The diameter of ties in a column should be_______________?
A. more than or equal to one fourth of diameter of main bar
B. more than or equal to 5 mm
C. more than 5 mm but less than one-fourth of diameter of main bar
D. more than 5 mm and also more than one-fourth of diameter of main bar
