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A Skier of Mass 50 Kg Is Moving at Speed

question 66

Multiple Choice

  A skier of mass 50 kg is moving at speed 10 m/s at point P<sub>1</sub> down a ski slope with negligible friction. What is the skier's kinetic energy when she is at point P<sub>2</sub>, 20 m below P<sub>1</sub>? A)  2500 J B)  9800 J C)  12300 J D)  13100 J E)  15000 J A skier of mass 50 kg is moving at speed 10 m/s at point P1 down a ski slope with negligible friction. What is the skier's kinetic energy when she is at point P2, 20 m below P1?


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