Question

A car of mass 2400kg moving with a velocity of 20m/s is stopped in 10 sec on applying breaks . calculate the redadation and retarding force

Answer 1

m=2400kg
u=20m/s
v=0
t=10sec
a=(v-u)/t
= (0-20)/10
= -2m/s²
f = ma
= 2400×(-2)
= - 4800N

Answer 2

hii
put f=ma you will get your answer