A15.0 kg penguin waddling east at a velocity of 7.0 m/s collides with a stationary 10.0 kg penguin. after the collision the 15.0 kg penguin is traveling at a velocity of 4.2 m/s 20.0 degrees s of e. a. what is the velocity of the 10.0 kg penguin after collision? b. is this collision elastic or inelastic? if inelastic, what is the energy loss?
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Oxygen and hydrogen gas are at the same temperature t.what is the ratio of kinetic energies of oxygen molecule and hydrogen molecule if oxygen is 16 times heavier than hydrogen.
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A15.0 kg penguin waddling east at a velocity of 7.0 m/s collides with a stationary 10.0 kg penguin....
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