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Q. |
When secondary of a current transformer is open-circuited its iron core will be |
A. | hot because of heavy iron losses taking place in it due to high flux density |
B. | hot because primary will carry heavy current |
C. | cool as there is no secondary current |
D. | none of above will happen |
Answer» A. hot because of heavy iron losses taking place in it due to high flux density |
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