Question: The cable lifting an elevator is wrapped around a 1.2-m-diameter cylinder that is turned by the elevator's motor. The elevator is moving upward at a speed of 1.5 m/s. It then slows to a stop, while the cylinder turns one complete revolution.
Question 1: How long does it take for the elevator to stop?
I want help to determine how long does it take for the elevator to stop and express your answer to two significant figures and include the appropriate units.