Compute each part of given problem:
Problem: As an 800 Kg elevator is initially moving downward at 10m/sec; it slows to a stop with a constant acceleration in a distance of 25 meters.
Part A: Find the value of the acceleration?
Part B: Find the value of tension T in the supporting cable while the elevator is being brought to rest?
Please Help and show steps. I am trying to understand how to work this problem. Thanks in advance!