A certain elevator cab in a New York hotel has a total run of 172 m. Its maximum speed is 285 m/min. Its acceleration (both speeding up and slowing down) has a magnitude of 1.28 m/s2.
(a) How far does the cab move (meters) while accelerating to full speed from rest?
(b) How long does it take (seconds) to make the nonstop 172 m run, starting and ending at rest?
(a) How far does the cab move (meters) while accelerating to full speed from rest?
(b) How long does it take (seconds) to make the nonstop 172 m run, starting and ending at rest?