Elevator Physics with Weight · PhysicsBowl 2007 #13
Physics · mechanics
Problem
A student weighing 500 N stands on a bathroom scale in the school's elevator. When the scale reads 520 N, the elevator must be
(a) accelerating upward.
(b) accelerating downward.
(c) moving upward at a constant speed.
(d) moving downward at a constant speed.
(e) at rest.