Physics, 29.09.2020 06:01 KindaSmartPersonn
A 0.057 kg tennis ball and a tennis racket collide. The racket has an initial
momentum of -2.80 kg-m/s and a final momentum of -1.97 kg-m/s. The ball
has an initial momentum of 0.02565 kg-m/s. If you assume the collision is
elastic, what is the final velocity of the ball?
A. -83.26 m/s
B. -4.75 m/s
O c.-14.11 m/s
OD. -0.80 m/s
Answers: 2
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An equinox occurs when a. neither end of earth's axis is tilted toward or away from the sun. b. the north end of earth's axis is tilted away from the sun. c. the north end of earth's axis is tilted toward the sun. d. earth's axis is parallel to the sun's rays. select the best answer from the choices provided a b c d
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Aphoton is absorbed by an electron that is in the n = 3 state of a hydrogen atom, causing the hydrogen atom to become ionized. very far away from the nucleus, the released electron has a velocity of 750,000 m/s. what was the wavelength of the absorbed photon?
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A 0.057 kg tennis ball and a tennis racket collide. The racket has an initial
momentum of -2.80 kg-...
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