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JAMB Physics 2021 Paper

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Question : 4

Total: 40

A ball of mass 0.5kg moving at 10ms‌−1 collides with another ball of equal mass at rest. If the two balls move off together after the impact, calculate their common velocity.

0.2ms‌−1
0.5ms‌−1
5.0ms‌−1
5.5ms‌−1

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