Structural Design Online Test – Paper 1

1. The maximum strain in the tension reinforcement in the section of a flexural member at failure shall not be less than (if fy is the characteristic strength of steel and Es is the modulus of elasticity of steel)

2. In an over-reinforced concrete section, the failure starts at

3. The one-way slab is one

4. For a reinforced concrete section, the shape of shear stress diagram is

5. Two layers of tensile reinforcement bars are placed in a flexural member in such a way that the effective depth would be

6. Unsoundness of cement due to magnesia can be determined by

7. The initial and final setting times for ordinary Portland cement are approximately related by (where T & t are the final and initial setting times)

8. Addition of sugar in concrete results in

9. As the size of the cube increases, the strength of the cube

10. The compressive strength of concrete determined from a 150mm × 150mm cylinder as compared to that determined from a 150mm cube is

11. The cover provided in the column having size less than 200 mm x 200 mm is

12. The safe bond stress between concrete and steel is determined by

13. When the material is loaded with tensile force at both ends, then the test is known as

14. The resistance offered to slipping of steel bars in concrete is due to

15. If a beam fails in bond, then

16. The amount of reinforcement for main bars in a slab is based on

17. Distribution reinforcement in a simply supported slab is provided to distribute

18. In a slab, the pitch of the distribution reinforcement should not exceed its effective depth

19. The designed main bars are placed in a two-way slab

20. In a slab, the pitch of the main reinforcement should not exceed its effective depth