A. 6 mm
B. 8 mm
C. 10 mm
D. 12 mm
Related Mcqs:
- The diameter of transverse reinforcement of columns should be equal to one-fourth of the diameter of the main steel rods but not less than________________?
A. 4 mm
B. 5 mm
C. 6 mm
D. 7 mm - If the diameter of longitudinal bars of a square column is 16 mm, the diameter of lateral ties should not be less than____________________?
A. 4 mm
B. 5 mm
C. 6 mm
D. 8 mm - If the diameter of the main reinforcement in a slab is 16 mm, the concrete cover to main bars is_____________?
A. 10 mm
B. 12 mm
C. 14 mm
D. 16 mm - If W is total load per unit area on a panel, D is the diameter of the column head, L is the span in two directions, then the sum of the maximum positive bending moment and average of the negative bending moment for the design of the span of a square flat slab, should not be less than________________?
A. WL/12 (L – 2D/3)²
B. WL/10 (L + 2D/3)²
C. WL/10 (L – 2D/3)²
D. WL/12 (L – D/3)² - If the size of a column is reduced above the floor, the main bars of the columns, are_____________?
A. Continued up
B. Bent inward at the floor level
C. Stopped just below the floor level and separate lap bars provided
D. All the above - The diameter of longitudinal bars of a column should never be less than_____________?
A. 6 mm
B. 8 mm
C. 10 mm
D. 12 mm - Top bars are extended to the projecting parts of the combined footing of two columns Ldistance apart for a distance of_______________?
A. 0.1 L from the outer edge of column
B. 0.1 L from the centre edge of column
C. Half the distance of projection
D. One -fourth the distance of projection - Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than____________?
A. 42 diameters from the centre of the column
B. 42 diameters from the inner edge of the column
C. 42 diameters from the outer edge of the column
D. 24 diameters from the centre of the column - Minimum spacing between horizontal parallel reinforcement of the same size should not be less than________________?
A. One diameter
B. 2.5 diameters
C. 3 diameters
D. 3.5 diameters - As per IS : 456, the reinforcement in a column should not be less than________________?
A. 0.5% and not more than 5% of cross-sectional area
B. 0.6% and not more than 6% of cross-sectional area
C. 0.7% and not more than 7% of cross-sectional area
D. 0.8% and not more than 8% of cross-sectional area
