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Find flat surface at a constant speed

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Reference no: EM132762571

A block is pulled across a flat surface at a constant speedusing a force of 50 newtons at an angle of 60° above horizontal. The magnitude of the friction force acting on

the block is:

(1) 0 N (3) 43 N

(2) 25 N (4) 50 N

Proof: Draw a diagram and show calculations.

Reference no: EM132762571

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