A 2.0-kg block starts with a speed of 10 m/s at the bottom of a plane inclined at 37° to the horizontal. The coefficient of sliding friction between the block and plane is Hk = 0.30. (a) Use the work-energy principle to determine how far the block slides along the plane before momentarily coming to rest. (b) After stopping, the block slides back down the plane. What is its
A 2.0-kg block starts with a speed of 10 m/s at the bottom of a plane inclined at 37° to the horizontal. The coefficient of sliding friction between the block and plane is Hk = 0.30. (a) Use the work-energy principle to determine how far the block slides along the plane before momentarily coming to rest. (b) After stopping, the block slides back down the plane. What is its
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Transcribed Image Text:A 2.0-kg block starts with a speed of 10 m/s at
the bottom of a plane inclined at 37° to the
horizontal. The coefficient of sliding friction
between the block and plane is uk = 0.30. (a)
Use the work-energy principle to determine
how far the block slides along the plane before
momentarily coming to rest. (b) After stopping,
the block slides back down the plane. What is its
Transcribed Image Text:speed when it reaches the bottom? (Hint: For
the round trip, only the force of friction does
work on the block.)
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