Question

A motor of a certain elevator gives it a constant upward acceleration of 0.767 m/s2, the elevator starts from rest, accelerates for 2s, then continues with a constant speed.
a) What is his final speed after 2s?
b) Calculate speed after 1 ,and 3 s.?
c) How far has it risen 1,2,3,and 5 s after start?






















































































Related Questions

A 690 kg elevator starts from rest. It moves upward for 2.56 s with constant acceleration until it r... A 690 kg elevator starts from rest. It moves upward for 2.56 s with constant acceleration until it r... A 690 kg elevator starts from rest. It moves upward for 2.56 s with constant acceleration until it r...