Physic

A hockey puck leaves a player's stick with a speed of 8.60 and slides 38.0 before coming to rest. Find the coefficient of friction between the puck and the ice.

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  1. (1/2) M Vo^2 = (Friction force)*X
    = M*g*mu*X

    mu is the coefficient of kinetic friction.

    mu = (1/2)Vo^2/(g X)

    You need to say what the units of initial velocity (Vo) and distance (X) are. Just putting down numbers is not enough.

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  2. with the speed of 8.60m/s and slides 38m

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  3. thanks i got the answer :)

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