Strength of Materials Online Test – Multiple Choice Questions & Answers

1. For a beam having fixed ends, the unknown element of the reactions, is

2. The stress necessary to initiate yielding, is considerably

3. Strain energy of any member may be defined as work done on it

4. Hooke’s law states that stress and strain are

5. A column is said to be of medium size if its slenderness ratio is between

6. Ties are load carrying members of a frame, which are subjected to

7. The moment diagram for a cantilever carrying linearly varying load from zero at its free end and to maximum at the fixed end will be a

8. The phenomenon of slow growth of strain under a steady tensile stress, is called

9. For the same height, the bottom width for no tension

10. When two plates butt together and are riveted with two cover plates with two rows of rivets, the joint is known as

11. The moment diagram for a cantilever which is subjected to a uniformly distributed load will be a

12. For a beam, if fundamental equations of statics are not sufficient to determine all the reactive forces at the supports, the structure is said to be

13. If the length of a cantilever carrying an isolated load at its free end is doubled, the deflection of the free end will increase by

14. The areas of cross-section of a square beam and a circular beam subjected to equal bending moments, are same

15. A cast iron T section beam is subjected to pure bending. For maximum compressive stress to be three times the maximum tensile stress, centre of gravity of the section from flange side is

16. The rise of a parabolic arch at quarter points, is equal to

17. The bending moment is maximum on a section where shearing force

18. The value of Poisson’s ratio always remains

19. If the depth of a simply supported beam carrying an isolated load at its centre, is doubled, the deflection of the beam at the centre will be changed by a factor of

20. The effect of arching a beam, is