STRENGTH OF MATERIAL MCQ-10

Q.1 How much is infinite life for steel components?

A. One thousand cycles

B. One million cycles

C. One billion cycles

D. Zero cycles

Ans-: B

Q.2 Whta is the bending moment at hinge of beam ?

A. One 

B. Two

C. Zero

D. 1/2

Ans-: C

Q.3 The function of an idler pulley is to _____ tension in the belt.

A. Increase

B. Decrease

C. Constant

D. None of the above

Ans-: A

Q.4 What will be the the bending moment at that section ? Where the shear force is zero along a section.

A. Minimum

B. Zero

C. Maximum

D. Two times

Ans-: C

Q.5 A beam which is supported on more than two supports known as___.

A. Fixed beam

B. Two supports beam

C. Cantilever beam

D. Continuous beam

Ans-: D

Q.6 A ______ is one in which the ends are rigidly fixed in a horizontal position.

A. Fixed beam

B. Continuous beam

C. Cantilever beam

D. None of the above

Ans-: A

Q.7 The line to which longitudinal axis of a beam bends under a given load is called?

A. Bending line

B. Plastic line

C. Elastic line

D. Fatigue line

Ans-: C

Q.8 In the designing of clutch what criteria is adopted from safety consideration?

A. Uniform design

B. Low coast material

C. Uniform wear

D. Uniform tear

Ans-: C

Q.9 What is the ratio of maximum shear stress to average shear stress in a beam of rectangular section?

A. 1:2

B. 1:5

C. 2:3

D. 1:4

Ans-: B

Q.10 Solderberg equation is based on the __.

A. Tensile strength of material

B. Compressive stress of material

C. Ultimate strength of material

D. Yield Strength of material

Ans-: D