a lift is designed to carry a load of 4000 kg through 10 floors of a building . length of each floor is 6M, time taken to cross each floor is 10 seconds . calculate the power of the lift.
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power=work done/time taken
work=force×displacement
force=ma
force=4000×10
=40000n
work=40000×6
=240000
power=w/t
=240000/100
=2400
work=force×displacement
force=ma
force=4000×10
=40000n
work=40000×6
=240000
power=w/t
=240000/100
=2400
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