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Find the mass of a body which has 5 J of...

Find the mass of a body which has 5 J of kinetic energy while moving at a speed of 2 m/s.

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Verified by Experts

KE = 5 J
Speed v = 2 m/sec
Mass of the body = m kg.
`KE=1/2mv^(2) rArr 5J=1/2 times m times 2 times 2 rArr m=5/2=2.5kg`.
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