Questions
A car of mass m starts from rest and accelerates so that the instantaneous power delivered to the car has a constant magnitude P0. The instantaneous velocity of this car is proportional to
detailed solution
Correct option is D
Power P0=Fv=mdvdtv= constant ⇒∫mvdv=∫P0dt⇒v2∝tTalk 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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