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Find the momentum of a body of mass100g have kinetic energy 20 j |
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Answer» Mass = 100g = 0.1kg K.E. = ½(m)(v²) 20 = ½(0.1)(v²) v² = 400 v = 20m/s Momentum = mv P = (0.1)(20) P = 2 kg.m/s |
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