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?