A ball of mass 10gm is moving with a velocity of 50m/s on applying a constant force on ball for 2 sec. It acquiers a velocity of 70m/s calculate the acceleration of ball
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u = 50m/s v= 70m/s and t=2 sec
now,
v = u +at
70= 50+ 2a
20= 2a
then, acc.= 10m/s^2
now,
v = u +at
70= 50+ 2a
20= 2a
then, acc.= 10m/s^2
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