A 2.01-kg ball traveling east at 17.8 m/s collides with 3.35-kg lump of coal moving west at 11 m/s. After the collision, the ball has a velocity of 6.1 m/s to the west. Calculate the system's change in kinetic energy. [Hint: First treat the collision to find coal's final velocity. Then calculate the system's initial and final kinetic energies.] AK= J Record your numerical answer below, assuming three significant figures. Remember to include a "-" when necessary.

A 2.01-kg ball traveling east at 17.8 m/s collides with 3.35-kg lump of coal moving west at 11 m/s. After the collision, the ball has a velocity of 6.1 m/s to the west. Calculate the system's change in kinetic energy. [Hint: First treat the collision to find coal's final velocity. Then calculate the system's initial and final kinetic energies.] AK= J Record your numerical answer below, assuming three significant figures. Remember to include a "-" when necessary.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

A 2.01-kg ball traveling east at 17.8 m/s collides with 3.35-kg lump of
coal moving west at 11 m/s. After the collision, the ball has a velocity
of 6.1 m/s to the west. Calculate the system's change in kinetic
energy.
[Hint: First treat the collision to find coal's final velocity. Then calculate
the system's initial and final kinetic energies.]
AK
-
J
Record your numerical answer below, assuming three significant figures.
Remember to include a "-" when necessary.

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