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Theory of Machine

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

Eight times
Four times
Twice
Sixteen times

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Theory of Machine
The ratio of the maximum displacement of the forced vibration to the deflection due to the static force, is known as

Magnification factor
Damping coefficient
Damping factor
Logarithmic decrement

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Theory of Machine
Cam size depends upon

Pitch circle
Outer circle
Base circle
Prime circle

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Theory of Machine
The minimum periodic time of a compound pendulum is

2π. √(2kG/g)
(1/2π). √(2kG/g)
(1/2π). √(kG/g)
2π. √(kG/g)

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Theory of Machine
When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as

Simple pendulum
Second's pendulum
Torsional pendulum
Compound pendulum

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Theory of Machine
In a spring controlled governor, when the controlling force ____ as the radius of rotation increases, it is said to be a stable governor.

Remains constant
Decreases
None of the listed here
Increases

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