A $1150$ kg elevator is lowered at a constant speed through a distance of $442$ meters

a$)$ Draw an FBD

b$)$ What is the change in kinetic energy of the elevator?

c$)$ What is the net work done on the elevator?

d$)$ How much work was done on the elevator by gravity?

e$)$How much work was done on the elevator by the tension in the cable? 

Answer rating: 100% (QA)

This question seems to be about force work and energy specifically in relation to an elevator descending a certain distance Heres how I would solve ea... View the full answer