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Q1. | Two similar coils have self inductance of 1 mH each. Coefficient of coupling is 0.5. The mutual inductance M is |

A. | 0.25 mH [Wrong Answer] |

B. | 0.5 mH [Correct Answer] |

C. | 0.707 mH [Wrong Answer] |

D. | 1 mH [Wrong Answer] |

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Explanation:-
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⇒ As compared to their values in free space

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