142) The maximum fluctuation of speed is the

difference of minimum fluctuation of speed and the mean speed

difference of the maximum and minimum speeds

sum of maximum and minimum speeds

variations of speed above and below the mean resisting torque line

Answer is:

difference of the maximum and minimum speeds

Theory of Machines MCQ with Answers

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143) A Porter governor is a

pendulum type governor

dead weight governor

spring loaded governor

inertia governor

Answer is:

dead weight governor

144) A type-writer constitutes a machine.

Yes

Unknown

None

Answer is:

No

145) Due to slip of belt, the velocity ratio of the belt drive increases.

Yes

Can't Say

None

Answer is:

No

Explanation:

The ratio between the velocities of driver pulley and driven pulley is known as velocity ratio. Due to slip of belt, the velocity ratio of the belt drive decreases.

146) In steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient.

equal to

directly proportional to

inversely proportional to

independent of

Answer is:

inversely proportional to

Theory of Machines MCQ with Answers

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142) The maximum fluctuation of speed is the

difference of the maximum and minimum speeds

Theory of Machines MCQ with Answers

Related Theory of Machines MCQ with Answers

143) A Porter governor is a

dead weight governor

144) A type-writer constitutes a machine.

No

145) Due to slip of belt, the velocity ratio of the belt drive increases.

No

146) In steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient.

inversely proportional to

Theory of Machines MCQ with Answers