A body of weight 100 kg is placed on a horizontal plane. A horizontal – McqOptions

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1.	A body of weight 100 kg is placed on a horizontal plane. A horizontal force of 30 kg is applied and the block is just on the point of motion. The angle of friction is
A.	About 16?
B.	30?
C.	45?
D.	60?
E.	None of the above
Answer» B.

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