A block of weight 50 kg is placed on a horizontal plane. When a horizontal force

Question

A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is

Options:

A . 17° 48'

B . 18° 48'

C . 19° 48'

D . 20° 48'

Answer: Option C

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