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Work, Power And Energy
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05/11/2021 10:15 am
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Find the momentum of a body of mass 100g having a kinetic energy of 20J.
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05/11/2021 10:30 am
KE = 20 J
Mass = 100g = 0.1 kg
KE = \(\frac{1}{2}\) mv2
v2 = 400 v = 20 m/s
Momentum = mv = 2 kg.m/s