Physics, 23.01.2021 07:50, lrasanaoaksandfurana
9.In a perfectly elastic collision, a 0.400 kg ball moving toward the east at 3.7 m/s suddenly
collides head-on with a 0.200 kg ball sitting at rest.
If the velocity of the first ball just after the collision is 4.24 m/s, what is the velocity of the second ball ?
Answers: 3
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9.In a perfectly elastic collision, a 0.400 kg ball moving toward the east at 3.7 m/s suddenly
coll...
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