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| Q. |
The effect of fringing increases as we |
| A. | increase air gap |
| B. | decrease air gap |
| C. | increase in flux density |
| D. | introduce more ferric core material |
| Answer» A. increase air gap | |
| Explanation: fringing is the effect in which the magnetic flux lines bulge out of the flux. and it is introduced at the air gaps. | |
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