Mechanics of Materials & Structures Online Test – Paper 2

1. The reaction at end A of the beam shown is

2. The slenderness ratio of a vertical column of square cross-section of 10 cm side and 500 cm long is

3. Normally, the numerical value of Poisson's is

4. *The product EI is called

5. The maximum deflection of a simply supported beam subjected to a uniformly distributed load (w) over the span is

6. The strain energy stored by a member when strained within the elastic limit is known as

7. *If the shear force along a section of a beam is zero, the bending moment at the section is:

8. The moment of inertia of a triangular section b x h about the base is

9. Bending moment diagram of simply supported beam with a point load at the centre of the span is

10. A cantilever beam is one which is:

11. *The shear force in a concrete beam is assumed to act

12. The moment of inertia of a square section is given by

13. *The unit failure stress is taken as :

14. If the Poisson's ratio of a material is 0.25, the ratio of Modulus of Rigidity to the Young's Modulus is

15. *The ratio of the largest load in a test to the original cross-sectional area of the piece is called:

16. The expression EI(d^4y/dx^4) at any section for a beam is equal to

17. *The shear force and bending moment are related by

18. The slenderness ratio of a vertical column of a square section of 2.5 cm sides and an effective length of 1.75 m is

19. *The compression test is commonly used for testing

20. The shear center may be defined as

21. If the value of Young's Modulus of elasticity for a material is zero, it implies that the material is

22. For a beam of uniform strength if its depth is maintained constant then its width will vary in proportion to

23. *A member with a cross section of a mm^2 is subjected to a force of P N. It is L mm long and of Young's Modulus, E N/mm^2. The strain will be

24. The maximum bending moment caused on a simply supported beam subjected to two equal concentrated loads (W/2) spaced at an equal distance (L/3) over the span is

25. An isotropic material has

26. *Thrust is induced in the case of

27. The maximum bending moment caused by a moment M applied at a distance 'a' from one end on a simply supported beam is.... (where L=span, a>L/2)

28. *A member which does not regain its original shape after the load producing deformation is removed, is said to be:

29. The rate of change of shear force is called

30. According to Hook's law, which one is correct?