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lagreen2323 lagreen2323
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12 years ago
A 2.57 kg mass with an initial velocity of v1 = aˆi, where a = 2.68 m/s collides with and sticks to a 2.02 kg mass with an initial velocity of
v1 = bˆj, where b = ?4.8 m/s.
Find the final speed of the composite mass.
Answer in units of m/s
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