Question

How much force (in Newtons) is needed to accelerate a 160 kg object at a rate of 4 m/s2?

A. 15
B. 40
C. 640
D. .025

Answer 1

C. 640

Step-by-step explanation:

The minimum force would occur in a frictionless environment and act parallel to any abutting surface.

F = ma = 160(4) = 640 N