In a one-dimensional elastic collision, a body of mass 2 kg collides with another body of mass m which is at rest and returns with a speed one-third of its initial speed. The value of m is
(A)3 kg
(B) 6 kg
(C) 4 kg
(D) 2kg
Answers
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Answer:
4kg
Explanation:
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Answered by
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Answer:
3 kg
Explanation:
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