A force of 15N acts in the forward direction on a carton of 3kg. Suppose a friction force of 6N opposes the carton motion.

Question

Find the following:
1) the net force
2) the acceleration of the carton

Answer 1

1. 15 - 6 = 9 N. = Net force.

2. a = Fn/m = 9/3 = 3 m/s^2.