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Theory of Machine

Theory of Machine
With usual notations for different parameters involved, the maximum fluctuations of energy for a flywheel is given by

EC S/2
2E²CS
2ECS
2ECS²

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Theory of Machine
Two systems shall be dynamically equivalent when

M.I. of two about an axis through e.g. is equal
The mass of two are same
G. of two coincides
All of these

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Theory of Machine
The primary unbalanced force is maximum _________ in one revolution of the crank.

Four times
Twice
Eight times
Sixteen times

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Theory of Machine
A flywheel is fitted to the crankshaft of an engine having W as the amount of indicated work per revolution and permissible limits of coefficient of fluctuation of energy and speed as CE and CS respectively. The kinetic energy of the flywheel is given by

W CE / 2CS
W CS / 2CE
2 W CE / CS
W CE / CS

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Theory of Machine
A pantograph is a mechanism with

Lower pairs
Turning pairs
Rolling pairs
Higher pairs

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Theory of Machine
A circular bar moving in a round hole is an example of

Incompletely constrained motion
Successfully constrained motion
Completely constrained motion
Partially constrained motion

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