Question

A 35 kg radio control car runs out of gas and coasts to a stop in 3 seconds. Knowing the coefficient of friction between the ground and the car is 0.4, find the initial velocity and the distance the car rolled.

Answer 1

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Answer 2

\[F=\mu mg\]\[a=\mu g\]\[\mu=0.4\]\[g=10ms^{-2}\]\[v=0ms^{-1}\]\[u=?\]\[t=3s\]\[s=?\]

Answer 3

What do we do here?