Applied Mechanics

A mass of 4kg rest on a rough table with coefficient of force 0.4. Find tje force sufficient to move it horizontally.

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  1. normal force = m g = 4*9.81
    friction force = .4 * 4 * 9.81 = answer in Newtons

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  2. If a force of 10N is neede to move a mass of 2kg resting on a table fine the coefficient of friction. ( take 9.8m/s). Gravity

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