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A 0.500 kg block is placed at rest at the top of a 2.00 m long ramp that is inclined at 460 relative to horizontal.

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A 0.500 kg block is placed at rest at the top of a 2.00 m long ramp that is inclined at 460 relative to horizontal. The block is observed to be traveling at 4.00 Infs along the ramp when it reaches the base of the ramp. a) How much work was done by friction as the block moved down the ramp? b) What is the coefficient of kinetic friction between the block and ramp

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