Strength of Materials Online Test – Multiple Choice Questions & Answers

1. 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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

5. 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

 
 
 
 

6. The effect of arching a beam, is

 
 
 
 

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

 
 
 
 

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

 
 
 
 

9. 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

 
 
 
 

10. 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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

17. The value of Poisson’s ratio always remains

 
 
 
 

18. The stress necessary to initiate yielding, is considerably

 
 
 
 

19. 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

 
 
 
 

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

 
 
 
 

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