an object of mass 10 kg is at rest when a net force of 20 N acts on it in a direction east. The acceleration produced on the object is?
a) 2 m/s^2 in the direction east b) 2 m/s^2 in the direction west c) 0.5 m/s^2 in the direction east d) 0.5 m/s^2 in the direction west e) 200 m/s^2 in the direction east