Question: Sam, whose mass is 75 kg, takes off down a 50-m-high, 10 slope on his jet-powered skis. The skis have a thrust of 200 N.

Sam, whose mass is 75 kg, takes off down a 50-m-high, 10°  slope on his jet-powered skis. The skis have a thrust of 200 N. Sam’s speed at the bottom is 40 m/s. What is the coefficient of kinetic friction of his skis on snow?

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