22.8k views
2 votes
Assume the elevator has a mass of 800kg and is slowing down as it descends at a rate of 2m/s². What is the tension in the cable?

User FrancesKR
by
5.9k points

1 Answer

6 votes

Answer:

Below

Step-by-step explanation:

It is under the acceleration of gravity at 9.81 m/s^2 and then it starts braking and adding to this at 2 m/s^2 Total = 11.81 m/s^2

F = ma

F = tension = 800 kg * 11.81 m/s^2 = 9448 N

User Nelfin
by
5.3k points