Question: What is the minimum work needed to push a 950-kg car 810m up along a 9.0 incline? (a) Ignore friction. (b) Assume the effective coefficient

What is the minimum work needed to push a 950-kg car 810m up along a 9.0 incline?
(a) Ignore friction.
(b) Assume the effective coefficient of friction retarding the car is 0.25.

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