Question

A mass that has a force of the 10N to the right, 7N up, 3N down, and 4N to the left. What is the net external force on that mass? If the mass is 2kg find the acceleration.

Answer 1

Net force = square root (6^2 + 4^2) = sq root (36+16) = 7.2 N
acceleration = 7.2 / 2 = 3.6 m/s^2