Question

An 11,000 N test car travels 44.5 m before stopping from an initial speed of 28.7 m/s on dry horizontal pavement with its wheels locked. (a) make a free body diagram of this car while its slowing down. (b) what external force causes it to slow down. (c) Assuming constant accleration, find the magnitude of the force in part b

Answer 1

friction makes is slow down.

Vf^2=V0^2+2ad and

F=ma