Two masses (4kg and 6kg) collide. If mass A has an initial velocity of 10 m/s and mass B accelerates at 25 m/s² in 3 seconds after the collision, what was the initial velocity of B?
University of Ilorin PHY101 2025A past question
- 20 m/s
- 15 m/s
- 25 m/s
- 30 m/s
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