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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
Coriolis component acts

Perpendicular to sliding surfaces
None of these
Somewhere in between above two
Along sliding surfaces

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Theory of Machine
Relationship between the number of links (L) and number of pairs (P) is

P = 2L + 4
P = 2L - 4
P = 2L + 2
P = 2L - 2

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Theory of Machine
Transmission of power from the engine to the rear axle of an automobile is by means of

Crown gear
Hooke's joint
Compound gears
Worm and wheel method

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Theory of Machine
An involute pinion and gear are in mesh. If both have the same size of addendum, then there will be an interference between the

Tip of the gear tooth and flank of pinion
Tip of both gear and pinion
Tip of the pinion and flank of gear
Flanks of both gear and pinion

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Theory of Machine
The effort of a Porter governor is equal to (where c = Percentage increase in speed, m = Mass of ball, and M = Mass on the sleeve)

c/(m - M) g
c (m + M) g
c/(m + M) g
c (m - M) g

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