The diameter of longitudinal bars of a column should never be less than_____________?

Related Mcqs:

1. 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...

2. If Ac, Asc and A are areas of concrete, longitudinal steel and section of a R.C.C. column and m and c are the modular ratio and maximum stress in the configuration of concrete, the strength of column is______________?

   A. cAc + m cAsc B. c(A – Asc) + m cAsc C. c[A + (m – 1)ASC] D. All the above...

3. A short column 20 cm × 20 cm in section is reinforced with 4 bars whose area of cross section is 20 sq. cm. If permissible compressive stresses in concrete and steel are 40 kg/cm2 and 300 kg/cm2, the Safe load on the column, should not exceed_______________?

   A. 4120 kg B. 41,200 kg C. 412,000 kg D. None of these...

4. The diameter of main bars in R.C.C. columns, shall not be less than________________?

   A. 6 mm B. 8 mm C. 10 mm D. 12 mm...

5. longitudinal bars and lateral stirrups, is__________________?

   A. Stress in concrete × area of concrete B. Stress in steel × area of steel C. Stress in concrete × area of concrete + Stress in steel × area of steel D. None of these...

6. If the length of a combined footing for two columns l metres apart is L and the projection on the left side of the exterior column is x, then the projection y on the right side of the exterior column, in order to have a uniformly distributed load, is (where is the distance of centre of gravity of column loads______________?

   A. y = L – (l – ) ) B. y = L/2 + (l – C. y = L/2 – (l + ) D. y = L/2 – (l – )...

7. An R.C.C. column is treated as short column if its slenderness ratio is less than_______________?

   A. 30 B. 35 C. 40 D. 50...

8. 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...

9. 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...

10. 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...