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A coil is wound having a diameter d. Its inductance is 10 mH. If it is rewound on the same core with a wire having diameter 0.5 d and total weight of the wire is the same as before, the inductance will be | |
A. | 5 mH [Wrong Answer] |
B. | 10 mH [Wrong Answer] |
C. | 160 mH [Correct Answer] |
D. | 40 mH [Wrong Answer] |