Question

A ball of mass 100g moving with a speed of 72 km per hour is hit by bat with chamges its speed to 144 km per hour.fing change in kinetic energy

Answer 1

1/2*1/10*40*40 -1/2*1/10*20*20
80-20
60N
hope it helps you
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Answer 2

Answer:

this is your answer ok please brainlist