हिंदी

What EMF results from differentiating the total flux linkage?

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प्रश्न

What EMF results from differentiating the total flux linkage?

विकल्प

  • \[\varepsilon=-NBA\omega\sin(\omega t)\]

  • \[\varepsilon=NBA\omega\sin(\omega t)\]

  • \[\varepsilon=NBA\omega\cos(\omega t)\]

  • \[\varepsilon=NBA\cos(\omega t)\]

MCQ
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उत्तर

Differentiating \[\cos(\omega t)\] gives \[-\omega\sin(\omega t)\]. Faraday's Law supplies another negative sign, yielding \[\varepsilon=NBA\omega\sin(\omega t)\].

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