Mechanical Engineering

Quiz #97

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Mechanical Engineering Quiz - 25 Questions

1

A semi-circular disc rests on a horizontal surface with its top flat surface horizontal and circular portion touching down. The coefficient of friction between semi-cricular disc and horizontal surface is \i. This disc is to be pulled by a horizontal force applied at one edge and it always remains horizontal. When the disc is about to start moving, its top horizontal force will____________________?
2

Tangent of angle of friction is equal to__________________?
3

Limiting force of friction is the__________________?

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