Select the correct statement?

Related Mcqs:

1. Select the correct statement?

   A. Elastic modulus of high tensile steel is nearly the same as that of mild steel
   B. Elastic modulus of high tensile steel is more than that of mild steel
   C. Carbon percentage in high carbon steel is less than that in mild steel
   D. High tensile steel is cheaper than mild steel

2. Select the incorrect statement?

   A. Lean mixes bleed more as compared to rich ones
   B. Bleeding can be minimized by adding pozzuolana finer aggregate
   C. Bleeding can be increased by addition ‘of calcium chloride
   D. none of the above

3. Select the incorrect statement?

   A. The loss of prestress is more in pre-tensioning system than in post-tensioning system.
   B. Pretensioning system has greater certainty about its durability.
   C. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system
   D. none of the above

4. Workability of concrete is directly proportional to________________?

   A. aggregate cement ratio
   B. time of transit
   C. grading of the aggregate
   D. all of above

5. Workability of concrete is inversely pro¬portional to______________?

   A. time of transit
   B. ‘vater-cement ratio
   C. the air in the mix
   D. size of aggregate

6. For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be________________?

   A. 0.75-0.80
   B. 0.80-0.85
   C. 0.85 – 0.92
   D. above 0.92

7. 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

8. Half of the main steel in a simply supported slab is bent up near the support at a distance of x from the center of slab bearing where x is equal to________________?

   A. 1/3
   B. 1/5
   C. 1/7
   D. 1/10
   where 1 is the span

9. The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of__________________?

   A. 0.367 xu
   B. 0.416 xu
   C. 0.446 xu
   D. 0.573 xu

   where xu is the depth of neutral axis at the limit state of collapse

10. The main reinforcement in the toe of a T- shaped R C. retaining wall is provided on_______________?

    1. top face parallel to the wall
    2. top face perpendicular to the wall
    3. bottom face paralleUo the wall
    4. bottom face perpendicular to the wall
    The correct answer is ?

    A. only (2) is correct
    B. (1) and (2)are correct
    C. (3) and (4) are correct
    D. only (4) is correct