Question

a brick after falling from a height collides with the ground with the momentum of 100Kg if the mass of the brick is 5 kgs find its velocity?

Answer 1

hello friend question easy hey na

given momentum, p=100kgm/s
mass=5kg

then we have

p=m×v ======= v=p÷m


v=100÷5= 20 m/s