- 1(current)
Q. No.Eddy currents are used in:
1. Induction furnace
2. Electromagnetic brakes
3. Speedometers
4. All of these
Subtopic: Eddy Current |
94%
Level 1: 80%+
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Consider the following statements:
| I: | A small magnet takes a longer time in falling into a hollow metallic tube without touching the wall. |
| II: | There is an opposition to motion due to the production of eddy currents in a metallic tube. |
Choose the correct option for the above statements:
| 1. | Both I and II are True and II is the correct explanation for I. |
| 2. | Both I and II are True and II is not the correct explanation for I. |
| 3. | I is True but II is False. |
| 4. | I is False but II is True. |
Subtopic: Eddy Current |
83%
Level 1: 80%+
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- 1(current)
Q. No.
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