Question

how much momentum will an object of mass 20 kg if it falls from a height of 10m ( g =40m/s)
please answer ​

Answer 1

Given m= 20 kg u = 0 a = 10m/s s = 10 m so we know that

v²-u²= 2as

v² = 0+2*10*10

v²= 200

v = 14.1m

now p= mv

p= 20*14.1

p= 282kg/ ms hope it help you