Question

A 1000 kg elevator is pulled up by a metallic wire that has maximum safe stress equal to 2 ×10 N/m? If the diameter of the wire is 0.1 m, then the maximum safe acceleration of the elevator will be
a) 19 m/s2
b)16 m/s2
c)5.7 m/s
d)21 m/s2​

Answer 1

Answer:

the maximum acceleration of the lift is 1.2cm

−2