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

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

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Theory of Machine
Which of the following statements regarding laws governing the friction between dry surfaces are correct?

All of these
The friction force is directly proportional to the normal force.
The friction force is independent of me area of contact.
The friction force is dependent on the materials of the contact surfaces.

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