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प्रश्न
Under what condition is an EMF induced in a closed coil?
विकल्प
When its external load is removed
When its rotor shaft stops rotating
When the magnetic flux linked with it changes with time
When the magnetic flux linked with it remains constant
MCQ
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उत्तर
Faraday's Law of Electromagnetic Induction requires changing magnetic flux. When the flux linked with a closed coil changes with time, an EMF is induced.
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