A force of P N acting on a body of 5 kg travelling with a velocity of 5 ms increases its velocity to 10 ms. If the force acts in the direction of motion for a period of 5 s, what is the value of P?
P=mΔvt=5 N.P=m\frac{\Delta v}t=5~N.P=mtΔv=5 N.
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