Engineering :: Strength Of Materials

@ : Home > Mechanical Engineering > Strength Of Materials

31.

A solid cube is subjected to equal normal forces of the same type on all its faces. The ratio volumetric strain/liner strain in any of the three xes will be

A.	1	B.	2
C.	6	D.	3
E.	4

32.

a diagram which respresents the variation of axial load along the length of simply supported beam is called

A.	Shear force diagram	B.	Bending moment diagram
C.	Stress diagram	D.	Thrust diagram
E.	None of the above

33.

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

A.	Bending Moment, BM	B.	(BM)2
C.	(BM)	D.	(BM)3
E.	None of the above

34.

The ratio of Bulk modulus to shear modulus for Poisson's ratio of 0.25 will be

A.	3?2	B.	5?6
C.	1	D.	5?3
E.	2?3

35.

A masonry dam is liable to fail

A.	By sliding on the soil on which it rests	B.	Over overturning
C.	Due to tensile stress developed	D.	Due to excessive compressive stresses
E.	Any of the above

36.

The bending moment diagram for a cantilever beam subjected to bending moment at the end of the beam would be

A.	Rectangle	B.	Triangle
C.	Parabola	D.	Cubic parabola
E.	None of the above

37.

The stress strain curve for a glass rod during tensile test would exhibit

A.	A straight line	B.	A parabola
C.	A sudden break	D.	An irregular curve
E.	None of the above

38.

Clad metals are

A.	Non-ferrous materials	B.	Two or more dissimilar materials riveted together
C.	Two or more dissimilar materials joined together by welding	D.	Two or more dissimilar materials jointed together under very high hydraulic pressure
E.	None of the above

39.

When a strip made of iron and copper is heated

A.	It bends	B.	It gets twisted
C.	Iron bends on convex side	D.	Iron bends on concave side
E.	None of the above

40.

If shear force is zero along a section, the bending moment at that section will be

A.	Zero	B.	Minimum
C.	Maximum	D.	Minimum or Maximum
E.	There is no correlation between the two