Mechanics of Materials & Structures Online Test – Paper 2

1. *The S.I. unit of the modulus of elasticity is

2. The effective length of a column effectively held in position and restrained in direction at one end will be

3. *A beam is said to be loaded in pure bending when

4. If y is the deflection of the beam, then shear force is

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

6. The bending moment acting on the plane of an element will cause the following type of stress on the plane

7. Longitudinal cracks observed in timber beams are due to

8. What is tenacity?

9. The maximum number of transverse shear forces possible at one end of an element of a plane truss are

10. In the case of a simply supported beam subjected to UDL, the maximum shear force occurs at a point

11. The square root of the ratio of moment of inertia and cross-section area of the member is known as

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

13. Centrifugal force acts away from the center of the path while centripetal force

14. Find the maximum SF induced in S.S beam if the beam is subjected to a point load of 4 KN at the center of the beam and the span of the beam is 4 m

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

16. In a beam where shear force is maximum, the bending moment will be

17. *Which of the following gives Bulk Modulus?

18. *Determinate beam can be analyzed with the help of

19. *Which of the following is dimensionless?

20. A member that is subjected to reversible tensile or compressible stress may fail at a stress lower than the ultimate stress of the material. The property of the metal is called

21. The difference in ordinate of the shear force between any two sections is equal to the area under

22. If all the dimensions of a bar are increased in the proportion n:1, the proportion with which the maximum stress produced in the prismatic bar by its own weight will increase in the ratio

23. *A point where SF is zero, BM is

24. The bending moment in a cable carrying a system of loads will be

25. The moment of inertia of a triangular section b x h about the c-g is

26. *The slope of an elastic curve at the point of contraflexture

27. *Which of the following gives Modulus of Elasticity

28. *The Young's Modulus of elasticity is defined as the ratio of stress & strain within the

29. *The bending moment at a section tends to bend or deflect the beam and internal stresses resist its bending. The resistance offered by the internal stress to the bending, is called:

30. Buckling load for a given column depends upon