Question

a car of mass 1000kg traveling at 30m/s has its speed reduced to 10m/s by a constant breaking force over a distance of 75m
a.The cars initial kinetic energy




b.The final kinetic energy​

Answer 1

Answer:

this is very lengthy question

Explanation:

but u gave only 5 point when u gave 20 p so i answer it

Answer 2

Kinetic energy is 450000 j