Question

if a 30 newton force is required to accelerate a 2kg object at 10m/s2, over a level floor, what is the magnitude of the frictional force acting on the object

Answer 1

Fap-Fk = m*a
30-Fk = 2 * 10 = 20
Fk = 30-20 = 10 N. = Force of kinetic friction.

Answer 2

This doesn’t help me