At what speed a body of mass 1 kg will have a kinetic energy of 1 J
At what speed a body of mass 1 kg will have a kinetic energy of 1 J
it is a numerical
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We know that
K.E = 1/2 m v2
We'll replace K.E i.e kinectic enerygy by 1 J and mass (m) by 1 kg (given in the question)
1 = 1/2 * 1 * v2
2 = v2 (take 2 to the other side)
v = √2
v = 1.414 m/s
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