A ball of mass m moving at velocity u collides with anoth...
A ball of mass m moving at velocity u collides with another ball of equal mass at rest. If the two balls move off together after the impact, calculate their common velocity.
\(\frac{u}{v}\)
\(\frac{mu}{2}\)
u
2u
\(\frac{u}{m}\)
Correct answer is A
No explanation has been provided for this answer.
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