Question

a girl of mass 48 kg is rescued from a building fire by leaping into a fire fighters net.The window from which she leapt was 12m above the net. She lands in the net so that she is brought to a complete stop in 0.45s. During this interval Find chang in momentum​

Answer 1

ANSWER:

Momentum by taking g=10m/s^2

216 kgm/s

Momentum by taking g=9.8m/s^2

211.68 kgm/s