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Q1. | Both the number of turns and the core length of an inductive coil are doubled. Its self-inductance will be |

A. | unaffected [Wrong Answer] |

B. | doubled [Correct Answer] |

C. | halved [Wrong Answer] |

D. | quadrupled [Wrong Answer] |

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⇒ A conductor 2 metres long moves at right angles to a magnetic field of flux densit 1 tesla with a velocity of 12.5 m/s. The induced e.m.f. in the conductor will be

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