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Theory of Machine

Theory of Machine
The number of links and instantaneous centers in a reciprocating engine mechanism are

4, 6
5, 4
4, 5
4, 4

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Theory of Machine
The ratio of maximum fluctuation of speed to the mean speed is called

None of these
Maximum fluctuation of speed
Fluctuation of speed
Coefficient of fluctuation of speed

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Theory of Machine
The frictional torque transmitted in a conical pivot bearing, considering uniform pressure, is (where R = Radius of shaft, and α = Semi-angle of the cone)

(3/4) μ W R cosecα
(2/3) μ W R cosecα
(1/2) μ W R cosecα
μ W R cosecα

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Theory of Machine
If the radius of gyration of a compound pendulum about an axis through e.g. is more, then its frequency of oscillation will be

More
Same
Data are insufficient to determine same
Less

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Theory of Machine
A reed type tachometer use the principle of

Torsional vibration
Transverse vibration
Damped free vibration
Longitudinal vibration

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Theory of Machine
Which of the following disciplines provides study of inertia forces arising from the combined effect of the mass and the motion of the parts?

Theory of machines
Mechanisms
Applied mechanics
Kinetics

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