Theory of Machines - Interview Questions | Exam2Win

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106. For S.H.M. cam, the acceleration of the follower at the ends of the stroke and aimidstroke respectively, is

A. maximum and zero

B. zero and maximum

C. minimum and maximum

D. zero and minimum

E. maximum and minimum.

Explanation:

107. Which of the following is false statement in respect of differences between machine and structure

A. Machines transmit mechanical work, whereas structures transmit forces

B. In machines, relative motion exists be-tween its members, whereas same does hot exist in case of structures

C. Machines modify movement and work, whereas structures modify forces

D. Efficiency of machines as well as structures is below 100%

E. Machines are run by electric motors, but structures are not.

Explanation:

108. The indicator using Watt mechanism is known as

A. Thompson indicator

B. Richard indicator

C. Simplex indicator

D. Thomson indicator

E. none of the above.

Explanation:

109. The e.g. of a link in any mechanism would experience

A. no acceleration

B. linear acceleration

C. angular acceleration

D. both angular and linear accelerations

E. none of the above.

Explanation:

110. In a darg link quick return mechanism, the shortest link is always fixed. The sum of the shortest and longest link is

A. equal to sum of other two

B. greater than sum of other two

C. less than sum of other two

D. there is no such relationship

E. none of the above.

Explanation: