A ball m₁ (4kg) and m₂ (6kg) are moving along the positive axis with velocities u₁ = 7.5 m/s and u₂ = 2.5 m/s. After collision, m₁ moves at 4 m/s. Calculate the total kinetic energy after collision.
University of Ilorin PHY101 2021 past question
- 112.15 J
- 143 J
- 52 J
- 103.1 J
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