An ice skater of 76 kg is moving at a speed of 12 m/s on a horizontal icy surface and then continuously sliding upward on a long ramp of ice. If air resistance and the friction are ignored, how high could the skater rise on the ramp with respect to the horizontal? Use the conservation law of mechanical energy only.

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A: Calculate the total initial energy of the banana.

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Q: determine the final speed of the box (in m/s) after sliding across the rough section of fl

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A: Given: m = 3.0 kg L = 10 m θ = 30° f = 5.0 N

Q: 2.6 m/s

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