Find the momentum of body of mass 100 g having kinetic energy 500 j.

Given values;

Mass, m = 100 g = 0.1 Kg;
Kinetic Energy, KE = 500 J;

As per the formula of Kinetic Energy;KE = 12mv2500 = 12 *0.1 *v2v2 = 10000v= 10000v = 100 m/sNow, Momentum, P= mvP= 0.1 *100 P= 10 Kgm/s

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Given KE = 500J = 1/2x m v ^2 = 0.5 x 0.1 x v^2

V = sqrt(500/0.5 x 0.1) = 100 m/s

Momentum = m x V = 0.1 x 100 = 10 Kgm/sec

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