Elevator Physics - Boston University
http://physics.bu.edu/~duffy/semester1/c05_elevator.html
Your free-body diagram has two forces, the force of gravity and the upward normal force from the elevator. The elevator's free-body diagram has three forces, the force of gravity, a downward normal force from you, and an upward force from the tension in the cable holding the elevator.
DA: 70 PA: 21 MOZ Rank: 10