On a frictionless horizontal surface, a 4.23 kg block is pushed up against a 6,768 N/m spring and compresses it 0.27 m. The block is then released. A.) Determine the block's speed after it leaves the spring. V= B.) The block then moves up a hill that is NOT frictionless. Determine how much thermal energy is generated if the block reaches a height of 0.89 m. ATE=

On a frictionless horizontal surface, a 4.23 kg block is pushed up against a 6,768 N/m spring and compresses it 0.27 m. The block is then released. A.) Determine the block's speed after it leaves the spring. V= B.) The block then moves up a hill that is NOT frictionless. Determine how much thermal energy is generated if the block reaches a height of 0.89 m. ATE=

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter9: Energy In Nonisolated Systems

Section: Chapter Questions

Problem 28PQ

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Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.

Question

On a frictionless horizontal surface, a 4.23 kg block is pushed up against a 6,768 N/m spring and compresses it 0.27 m. The block is then released.
A.) Determine the block's speed after it leaves the spring.
V=
B.) The block then moves up a hill that is NOT frictionless. Determine how much thermal energy is generated if the block reaches a
height of 0.89 m.
ATE=

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