Question

A bus with mass 3.50 x 102 kg, including passengers, has an engine that produces a net horizontal force of 7.70 x 102 N, after accounting for forces of resistance
(a) Find the acceleration of the bus.
(b) Starting from rest, how long does it take the bus to reach a speed of 12.0 m/s?
(c) After reaching this speed, the driver turns off the engine and drifts to a stop over a distance of 50.0 m. find the resistance force, assuming it’s constant.

Answer 1

Answer:

it is mass

Explanation: