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WORK, ENERGY, AND POWER
Question #64771
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Question
What is the expression for v2f in a one-dimensional elastic collision?
A. m1v1i / (m1 + m2)
B. (m1 - m2)v1i / (m1 + m2)
C. 2m1v1i / (m1 + m2)
D. v1i(m1 + m2)/m1
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