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A ski starts from rest and slides down a 30 ∘ incline 70 m long. a) If...

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Physics

A ski starts from rest and slides down a 30 ∘ incline 70 mlong.

a) If the coefficient of friction is 0.095, what is the ski'sspeed at the base of the incline?

b) If the snow is level at the foot of the incline and has thesame coefficient of friction, how far will the ski travel along thelevel? Use energy methods.

Answer & Explanation Solved by verified expert
4.1 Ratings (505 Votes)
From conservation of energy we can writeTotal change in energy Loss of energy due to the friction1And Loss of energy due to friction negative work done by    See Answer
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