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

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. 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

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

   A. Rectangular columns is 4
   B. Circular columns is 6
   C. Octagonal columns is 8
   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. Lapped splices in tensile reinforcement are generally not used for bars of size larger than______________?

   A. 18 mm diameter
   B. 24 mm diameter
   C. 30 mm diameter
   D. 36 mm diameter

6. The length of the lap in a compression member is kept greater than bar diameter x (Permissible stress in bar / Five times the bond stress) or____________________?

   A. 12 bar diameters
   B. 18 bar diameters
   C. 24 bar diameters
   D. 30 bar diameters

7. 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

8. The steel generally used in R.C.C. work, is_________________?

   A. Stainless
   B. Mild steel
   C. High carbon steel
   D. High tension steel

9. carrying a uniformly distributed load per metre length is suspended at two A pile of length points, the maximum, B.M. at the centre of the pile or at the points of suspension, is_________________?

   A. WL/8
   B. WL²/24
   C. WL²/47
   D. WL²/16

10. For a continuous floor slab supported on beams, the ratio of end span length and intermediate span length, is____________________?

    A. 0.6
    B. 0.7
    C. 0.8
    D. 0.9