Theory of Machine
Bifilar suspension method is used to find the

Periodic time of the body
Moment of inertia of the body
Frequency of vibration of the body
Angular acceleration of the body

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Theory of Machine
In a cone pulley, if the sum of radii of the pulleys on the driving and driven shafts is constant, then

The drive is recommended depending upon the torque transmitted
Open belt drive is recommended
Crossed belt drive is recommended
Both open belt drive and crossed belt drive is recommended

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Theory of Machine
Kinematic pairs are those which have

Surface contact between the two elements when in motion
Two elements that permit relative motion
Elements of pairs not held together mechanically
Point or line contact between the two elements when in motion

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Theory of Machine
Higher pairs are those which have

Surface contact between the two elements when in motion
Elements of pairs not held together mechanically
Two elements that permit relative motion
Point or line contact between the two elements when in motion

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