Questions
A particle of mass 0.5 kg is moving in xy plane with acceleration At time t, its velocity is given by Then rate of work done on the particle at t = 1 sec is
detailed solution
Correct option is A
(1)Force acting on the particle, F→=ma→=0.53i^+2tj^N∴ Power, P=F→.V→=0.53i^+2tj^ . 2ti^+3tj^=12 6t+6t3 wattP=3t+t3 wattAt t=1 sec, P=31+1watt=6 watt.Talk to our academic expert!
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If force F is applied on a body and it moves with the velocity V, the power will be :
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