Theory Of Machines : Civil and Mechanical Engineering MCQ Practice Questions & Answers (Telugu) - Page 2

Civil And Mechanical EngineeringEasyTheory Of Machines

21.

In which of the following type of gear train the first gear and the last gear are co-axial

A

Simple gear train

B

Compound gear train

C

Reverted gear train

D

None of the above

Civil And Mechanical EngineeringEasyTheory Of Machines

22.

In a system subjected to damped forced vibrations, the ratio of maximum displacement to the static deflection is known as

A

Critical damping ratio

B

Damping factor

C

Logarithmic decrement

D

Magnification factor

Civil And Mechanical EngineeringEasyTheory Of Machines

23.

In a hydrodynamic journal bearing, there is

A

a very thin film of lubricant between the journal and the bearing such that there is contact between the journal and the bearing

B

a thick film of lubricant between the journal and the bearing

C

no lubricant between the journal and the bearing

D

a forced lubricant between the journal and the bearing

Civil And Mechanical EngineeringEasyTheory Of Machines

24.

In a ball bearing, ball and bearing forms a

A

Turning pair

B

Rolling pair

C

Screw pair

D

Spherical pair

Civil And Mechanical EngineeringEasyTheory Of Machines

25.

Hammer blow

A

is the maximum horizontal unbalanced force caused by the mass provided to balance the reciprocating masses

B

is the maximum vertical unbalanced force caused by the mass added to balance the reciprocating masses

C

varies as the square root of the speed

D

varies inversely with the square of the speed

Civil And Mechanical EngineeringEasyTheory Of Machines

26.

A rigid body possesses ............. degrees of freedom

A

One

B

Two

C

Four

D

Six

Civil And Mechanical EngineeringEasyTheory Of Machines

27.

A pulley and belt in a belt drive form a

A

cylindrical pair

B

turning pair

C

rolling pair

D

sliding pair

Civil And Mechanical EngineeringEasyTheory Of Machines

28.

A higher pair has

A

Point contact

B

Surface contact

C

No contact

D

None of the above

Civil And Mechanical EngineeringEasyTheory Of Machines

29.

A fixed gear having 200 teeth is in mesh with another gear having 50 teeth. The two gears are connected by an arm. The number of turns made by the smaller gear for one revolution of arm about the centre of bigger gear is

A

2

B

4

C

3

D

None of the above

Civil And Mechanical EngineeringEasyTheory Of Machines

30.

A ball and a socket forms a

A

Turning pair

B

Rolling pair

C

Screw pair

D

Spherical pair

Civil And Mechanical EngineeringEasyTheory Of Machines

31.

..............is an inversion of Double slider crank chain

A

Coupling rod of a locomotive

B

Scotch yoke mechanism

C

Hand pump

D

Reciprocating engine

Theory Of Machines in Civil and Mechanical Engineering : Practice MCQ Questions & Answers with Explanations