Physics, asked by niks1610, 8 months ago

a machine does 240 joules of work in 40 seconds calculate the power of the machine a body of mass 60 kg is moving with a velocity of 50 metre per second what would be the change in kinetic energy if the velocity is halved

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Answers

Answered by sunita9876prasad
0

Answer:

I dont know the ans for this ques

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