A person of mass is standing on a scale in a lift that is accelerating downward at
PHYSICS · Single correct · AP · Physics 1: Algebra-based · Force and Translational Dynamics · Force and Translational Dynamics
Problem
A person of mass 60kg is standing on a scale in a lift that is accelerating downward at 2ms−2. Compared with the person’s weight, the normal force exerted by the scale is
(a) smaller and acts downward
(b) equal and acts upward
(c) smaller and acts upward
(d) larger and acts upward