Question

A car 'P 'of mass 1000kg is moving with a velocity of20m/s

Answer 1

Answer:

m=1000kg

u=20m/s

v=0m/s

t=5s

a=(v-u)/t

a=0-20/5=-4m/s^2

F=ma=-4000N

2as=v^2-u^2

s=(0m/s)^2-(20m/s)^2/-8

s=(-400m^2/s^2)÷(-48m/s^2)

s=50m