Certain force acting on 50 kg mass changes its velocity from 10 m/sec to 5 m/sec.
the work done by the force.
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Explanation:
Force=Mass*G
=50*9.81
=490.5 KN = 490.5*1000 N
Work Done per unit sec = Force*(Velocity 1 -- Velocity 2)
= 490.5 *1000*(10--5)
= 490500*5
= 2452500 J/s
=2452.5 KJ/s
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