Two bodies, A and B, each have a mass of 10 kg. Body A has an initial velocity of −25i − 30j and body B has an initial velocity of 20i + 10j. If the final velocity of body A is −15i + 25j after an interaction, and assuming the system is isolated, what is the final velocity of body B?
University of Ilorin PHY101 2026-test past question
- 10i − 45j
- −10i + 45j
- 5i − 35j
- 15i + 15j
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