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Physics, 09.04.2021 20:50 kylediedrich1343
A 1.00 x 10^4 -kg train car moving due east at 20.0 m/s collides with and couples to a 2.00 x 10^4 -kg train car that is initially at rest.
(a) What is the common velocity of the two car train after the collision?
(b) What is the total kinetic energy of the two train cars before and after the collision?
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A 1.00 x 10^4 -kg train car moving due east at 20.0 m/s collides with and couples to a 2.00 x 10^4 -...
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