1000+ Theory of Machines Objective Questions and Answers Pdf - 2

Question: 6

The angle of obliquity is kept small in order

(A) to minimize power loss in gearing

(B) to avoid larger thrusts

(C) to minimize axial load

(D) to reduce force of friction

Question: 7

Forced vibrations

(A) are independent of natural frequency

(B) are followed by free vibrations

(C) are preceded by free vibrations

(D) take place at a frequency more than natural frequency

Question: 8

Cycloidal gear tooth profile is used for gears in

(A) sugar mill machinery

(B) machine tools

(C) earth moving machinery

(D) automobiles

Question: 9

Which of the following governors is also known as dead weight type governor?

(A) pickering governor

(B) hartnell governor

(C) watt governor

(D) porter governor

Question: 10

By using large thread angles in a lifting machine

(A) the load will be easily lifted

(B) the mechanical advantage will be low

(C) the load will be sustained in absence of effort

(D) the mechanical advantage will be high