Work, Energy and Power

Related Questions

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• Two bodies having same mass 40 kg are moving in opposite directions, one with a velocity of 10$m/s$ and the other with $7m/s.$ If they collide and move as one body, the velocity of the combination is

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• A quarter horse power motor runs at a speed of 600 r.p.m. Assuming 40% efficiency the work done by the motor in one rotation will be

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