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Questions and Answers
What is the best description of the forces acting on the empty elevator?
What is the best description of the forces acting on the empty elevator?
- A force of about 12,000 N pulls down on the elevator, and an equal force pulls up on the elevator. (correct)
- A force of about 12,000 N pulls down on the elevator, and a greater force pulls up on the elevator.
- A force of about 22,000 N pulls down on the elevator, and an equal force pulls up on the elevator.
- A force of about 22,000 N pulls down on the elevator, and a greater force pulls up on the elevator.
What is the magnitude of the downward force acting on the empty elevator?
What is the magnitude of the downward force acting on the empty elevator?
- 12,000 N
- 19.6 N
- 9.8 N
- 22,000 N (correct)
How does the upward force compare to the downward force acting on the empty elevator?
How does the upward force compare to the downward force acting on the empty elevator?
- It is equal to 12,000 N
- It is greater than 22,000 N
- It is equal to 22,000 N (correct)
- It is less than 9.8 N
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