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Theory of Machine

Theory of Machine
In order to double the period of a simple pendulum, the length of the string should be

Halved
Doubled
Quadrupled
None of these

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Theory of Machine
The Klein's diagram is useful to find

Displacement of various parts
Acceleration of various parts
Angular acceleration of various parts
Velocity of various parts

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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

D-slide valve
Flywheel
Governor
Meyer's expansion valve

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Theory of Machine
In under damped vibrating system, the amplitude of vibration

Decreases exponentially with time
Increases exponentially with time
Increases linearly with time
Decreases linearly with time

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Theory of Machine
The distance by which the __________ of the D-slide valve overlaps the steam port is called exhaust lap.

Outer edge
Corners
None of these
Inner edge

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Theory of Machine
The lead screw of a lathe with nut forms a

Screw pair
Turning pair
Sliding pair
Rolling pair

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