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Theory of Machine

Theory of Machine
In a coupling rod of a locomotive, each of the four pairs is a ________ pair.

Screw
Sliding
Rolling
Turning

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Theory of Machine
When the load on the engine increases, it becomes necessary to increase the supply of working fluid and when the load decreases, less working fluid is required. The supply of the working fluid to the engine is controlled by a

Governor
Meyer's expansion valve
D-slide valve
Flywheel

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Theory of Machine
TJIE horse power transmitted by a belt is dependent upon

All of these
Tension on slack side of belt
Radius of pulley
Tension on tight side of belt

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Theory of Machine
A shaft carrying two rotors at its ends will have

One node
Two nodes
No node
Three nodes

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Theory of Machine
The ratio of height of Porter governor (when length of arms and links are equal) to the height of Watt's governor is (where m = Mass of the ball, and M = Mass on the sleeve)

(m + M)/M
M/(m + M)
(m + M)/m
m/(m + M)

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Theory of Machine
In a mechanism, usually one link is fixed. If the fixed link is changed in a kinematic chain, then relative motion of other links

Will not occur
Will remain same
Will change
Could change or remain unaltered depending on which link is fixed

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