A 0.25kg pebble slides from the top of a hemisphere whose radius is 1.2m. If the work done by friction is 0.27 Joules, what the pebble's velocity at the bottom? O 4.622 m/s O 2.311 m/s O 5.652 m/s O 3.268 m/s

Physics for Scientists and Engineers with Modern Physics
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Author:Raymond A. Serway, John W. Jewett
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Chapter8: Conservation Of Energy
Section: Chapter Questions
Problem 3P: A block of mass m = 5.00 kg is released from point and slides on the frictionless track shown in...
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A 0.25kg pebble slides from the top of a hemisphere whose radius is 1.2m. If the work done by friction is 0.27 Joules, what the pebble's velocity at the
bottom?
4.622 m/s
2.311 m/s
5.652 m/s
3.268 m/s
Transcribed Image Text:A 0.25kg pebble slides from the top of a hemisphere whose radius is 1.2m. If the work done by friction is 0.27 Joules, what the pebble's velocity at the bottom? 4.622 m/s 2.311 m/s 5.652 m/s 3.268 m/s
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