Why is an MRI so noisy?

Related questions

1. What is MRI test cost?
2. Can MRI detect cancer?
3. What is difference between CT scan and MRI?
4. What is the side effect of MRI?
5. Is an MRI dangerous?
6. Why are MRI scanners so noisy?
7. How much does an MRI scan cost?
8. Can you move during an MRI?
9. What are the side effects of having an MRI?
10. What does an MRI feel like?

Tags

1. #result
2. #radio
3. #switched
4. #image
5. #through
6. #noise
7. #creating
8. #obtain
9. #sounds
10. #magnetic
11. #rapidly
12. #strong
13. #current
14. #waves
15. #click
16. #fields
17. #causing