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ENTRANCE TEST – 2011 :: Discussion
| 18. | If the number of turns of a solenoid circular coil is doubled, but the current in the coil and radius of the coil remains same, then what will be the magnetic flux density produced by the coil? | |
| A. | Magnetic flux density will be halved | |
| B. | Magnetic flux density increases by different amount at different points | |
| C. | Magnetic flux density remains unchanged | |
| D. | Magnetic flux density will be doubled | |
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