The minimum number of main steel bars provided in R.C.C________________?

Related Mcqs:

1. The system in which high tensile alloy steel bars (silica manganese steel) are used as prestressing tendons, is known as________________?

   A. Freyssinet system B. Magnel-Blaton system C. C.C.L. standard system D. Lee-McCall system...

2. 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...

3. Steel bars are generally connected together to get greater length than the standard length by providing_______________?

   A. Straight bar splice B. Hooked splice C. Dowel splice D. All the above...

4. 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...

5. The pitch of the main bars in a simply supported slab, should not exceed its effective depth by_____________?

   A. Three times B. Four times C. Five times D. Six times...

6. 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...

7. 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...

8. The amount of reinforcement for main bars in a slab, is based upon___________________?

   A. Minimum bending moment B. Maximum bending moment C. Maximum shear force D. Minimum shear force...

9. The minimum thickness of the cover at the end of a reinforcing bar should not be less than twice the diameter of the bar subject to a minimum of___________________?

   A. 10 mm B. 15 mm C. 20 mm D. 25 mm...

10. A simply supported beam 6 m long and of effective depth 50 cm, carries a uniformly distributed load 2400 kg/m including its self weight. If the lever arm factor is 0.85 and permissible tensile stress of steel is 1400 kg/cm2, the area of steel required, is___________________?

    A. 14 cm 2 B. 15 cm2 C. 16 cm2 D. 17 cm2...