Which of the following conditions represents dynamic equilibrium for a moving body?
PHYSICS · Single correct · CBSE · Physics · Laws of Motion · Laws of Motion
Problem
Which of the following conditions represents dynamic equilibrium for a moving body?
(a) Net external force equals the product of mass and acceleration of the body
(b) Net external force is zero and the body moves with constant (non-zero) velocity
(c) Net external force is non-zero but the body moves with constant velocity
(d) Net external force is zero and the body is at rest