If a steel cable holding a cable car has stress xkpa. If four more cables are attached to the car,what is the stress on each cable?1) x/4. 2)x/5 3)x/3
1 Answer
Aug 3, 2018
Explanation:
The stress by definition is force/area. The force acting on the sole cable is weight of the car. Adding 4 more cables, meaning the total cross-section area holding the car is 5 times more.
Original stress on a cable
With 5 cables, each cable's stress is: