A spring 1.8 m long with a spring constant 525 N/m is hung in an elevator and a 12 kg body is attached to it. a) How much is the string stretched?

A spring 1.8 m long with a spring constant 525 N/m is hung in an elevator and a 12 kg body is attached to it.a) How much is the string stretched?b) Howmuchisthestringstretchediftheelevatoracceleratesdownwardat2.5m/s2?c) How much is the string stretched if the elevator accelerates upward at 3.0 m/s2?d) Describethemotionofthebodyiftheelevatorcableinpart(c)snaps.Whatistheamplitudeof its motion?