In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively_______________?

Related Mcqs:

1. 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...

2. Minimum grade of concrete to be used in reinforced concrete as per IS:456-1978 is_____________?

   A. M15 B. M20 C. M 10 D. M25...

3. Due to shrinkage stresses, a simply supported beam having reinforcement only at bottom tends to_____________?

   A. deflect downward B. deflect upward C. deflect downward or upward D. none of the above...

4. Approximate value of shrinkage strain in concrete, is________________?

   A. 0.003 B. 0.0003 C. 0.00003 D. 0.03...

5. Shrinkage of concrete depends upon_____________?

   1. humidity of atmosphere 2. passage of time 3. stress The correct answer is? A. (1) and (2) B. (2)and (3) C. only (3) D. All (1), (2)and (3)...

6. In reinforced concrete footing on soil, the minimum thickness at edge should not be less than______________?

   A. 100 mm B. 150 mm C. 200 mm D. 250 mm...

7. For a reinforced concrete section, the shape of shear stress diagram is_______________?

   A. wholly parabolic B. wholly rectangular C. parabolic above neutral axis and rectangular below neutral axis D. rectangular above neutral axis and parabolic below neutral axis...

8. If the permissible stress in steel in tension is 140 N/mm2, then the depth of neutral axis for a singly reinforced rectangular balanced section will be___________________?

   A. 0.35 d B. 0.40 d C. 0.45 d D. dependent on grade of concrete also...

9. The permissible diagonal tensile stress in reinforced brick work is_____________?

   A. about 0.1 N/mm2 B. zero C. 0.3 N/mm2 to 0.7 N/mm2 D. about 1.0 N/mm2...

10. The recommended value of modular ratio for reinforced brick work is______________?

    A. 18 B. 30 C. 40 D. 58...