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A 93.4 kg cross country skier on snow has mu = 0.0995. With how much force must he push to accelerate at 0.550 m/s^2?
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Anonymous
F * m*g*μ+m*a = m(g*μ+a) = 93.4*(9.807*0.0995+0.55) = 142.51 N approx. (143 without decimals)
