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A particle of mass 2 kg is dropped from a height of20m and rises to a height of 5m. Calculate thechange in momentum between before and afterhitting the ground(1) 30 kg m/s(2) Zero(3) 10 kg m/s(4) 60 kg m/s​

Answers

A particle of mass 2 kg is dropped from a height of
20m and rises to a height of 5m. Calculate the
change in momentum between before and after
hitting the ground
(1) 30 kg m/s
(2) Zero
(3) 10 kg m/s
(4) 60 kg m/s