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What is motional emf?...

What is motional emf?

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BINA LIBRARY-ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENT-EXERCISE
  1. What are dimensions of mutual inductance?

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  2. Show that Weber = Volt Second

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  3. What is motional emf?

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  4. What is meant by rms value of alterating current?

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  5. Peak value of emf of an ac source is Ɛ0. What is its rms value ?

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  6. An alternating emf e = (10 sin 100 πt) volt where t is in second is im...

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  7. Calculate the total reactance if two inductor of 10mH and 50 mH are co...

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  8. Write down the expression for capacitive reactance.

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  9. Calculate the capacitive reactance if 40 mF is connected to a frequenc...

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  10. Write three advantages of friction ?

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  11. Calculate the reactance of capacitance in an AC circuit wherein the in...

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  12. What is power dissipation in an ac circuit in which voltage and curren...

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  13. what is power factor of an L-C-R circuit? Explain on the basis of powe...

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  14. What is the phase difference between voltage and current in L-C-R circ...

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  15. What is resonance?

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  16. State the condition of resonance in a series LCR circuit driven by ac ...

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  17. State Faraday's law of electromagnetic induction.

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  18. State len's Law of electromagnetic induction. Establish that lenz's La...

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  19. A coil having n turns has self inductance L. Deduce the relation, e=-L...

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  20. How does energy stored in a inductor?

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