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प्रश्न
The current induced in a closed circuit only if there is ______.
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उत्तर
The current induced in a closed circuit only if there is change in number of magnetic field lines linked with the circuit.
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संबंधित प्रश्न
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The given figures 1 to 3 show the working of a simple A.C. generator. Study the diagrams and answers of the following questions.



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