A car of mass 1180 kg is on an icy driveway inclined at an angle of 39◦

icy-driveway

#1

A car of mass 1180 kg is on an icy driveway inclined at an angle of 39◦.
The acceleration of gravity is 9.8 m/s2If the incline is frictionless, what is the acceleration of the car?

Answer:

Force in inclined plane in the direction of incline = m g sin(39) = 1180 X 9.8 X .62 = 7277.46 N