Mechanics of Materials & Structures Online Test – Paper 2

1. Which of the following materials will have the highest Young's Modulus?

2. The maximum deflection in a cantilever beam carrying a concentrated load 'w' at the free end is (Where L is span of bean, W is total load and EI is flexural rigidity)

3. 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)

4. A Prismatic bar when subjected to pure bending assumes the shape of

5. 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

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

7. The number of reaction components at a hinge on rollers support is

8. Find the maximum BM induced in a cantilever beam subjected to a point load of 10 KN and a length of the beam is 10 m. The load is located at a distance of 3 m from the free end:-

9. Which of the following gives Poisson's ratio?

10. *A beam is said to be of uniform strength if

11. The variation of the bending moment in the portion of the beam carrying a linearly varying load is

12. *A diagram that shows the variation of axial force

13. The crippling load for a column with both ends hinged is

14. The stress necessary to initiate yielding is considerably

15. The phenomenon of slow growth of strain under steady tensile stress, i.e., increasing with time, is called

16. *The forces which meet at one point, but their lines of action do not lie in a plane, are called:

17. The variation of the bending moment in the segment of a beam where no external load is present is

18. A beam fixed at both ends with a central load W in the middle will have zero bending moment

19. *The law which states that within elastic limits strain produced is proportional to stress producing it is known as:

20. *When the equal and opposite forces are applied to a body, tending to elongate it, then the stress produced is called

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

22. *The rate of change of shear force is called

23. If magnitude and direction of a load does not change with respect to time, this type of load is called

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

25. In an I section, almost all the shear force is taken by

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

27. If a constant section is subjected to a uniform/ pure bending moment throughout, its length bends to

28. *If a cantilever beam of 8m long has a uniformly distributed load of 2KN/m throughout the length and a 10KN point load at the center of the beam, find the moment at the center:

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

30. The shear center may be defined as