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The self inductances of two coils are 8 mH and 18 mH If the co-efficients of coupling is 0.5, the mutual inductance of the coils is | |
A. | 4 mH [Wrong Answer] |
B. | 5 mH [Wrong Answer] |
C. | 6 mH [Correct Answer] |
D. | 12 mH [Wrong Answer] |
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