Solved: Sam, whose mass is 75 kg, straps on his skis and
Chapter 10, Problem 10.85(choose chapter or problem)
Sam, whose mass is 75 kg, straps on his skis and starts down a 50-m-high, 20 frictionless slope. A strong headwind exerts a horizontal force of 200 N on him as he skies. Use work and energy to find Sams speed at the bottom.
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