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2.
Larry and Moe carelessly lean against a 300 kg piano. It teeters off the edge of a 1.50
meter tall loading dock and slides down a 15.0° slippery ramp with a coefficient of friction u= .100.
How much of its energy is lost through friction before it hits Curly standing on the ground at the bottom
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of the ramp?
т Ерката
CNL K

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