girl trying to push a huge rock whether work has been done or not,reason to say that work has been done or not
vishagh:
Work is said to be done .when a force is applied and the object displacses in the direction of force.here 1st condition is satisfied ,but the rock doesnt move.hence it cannot be said as work done.
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1
because inertia was acted on rock and rock mass is more so inertia also more and not moving
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3
its just simple as work done is directly proportional to displacement & here if she is able to displace the rock then work is done & if she is not able to push the rock then work is not done.
hope this would help u : )
hope this would help u : )
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