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What is induced electromotive force?...

What is induced electromotive force?

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IF the rotating speed of a dynamo is doubled, the induced electromotive force will be

IF the rotating speed of a dynamo is doubled, the induced electromotive force will be

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The electromotive force indicates:

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The relation among electromotive force (V), work (W)_ and charge (Q) is

CHHAYA PUBLICATION-ELECTROMAGNETIC INDUCTION & ALTERNATING CURRENT-SECTION RELATED QUESTIONS
  1. What do you mean by electromagnetic induction?

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  2. What is induced electromotive force?

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  3. What do you mean by induced current?

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  4. Define flux in a magnetic field.

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  5. What do you mean by magnetic flux density?

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  6. State and explain Faraday's laws of electromagnetic induction.

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  7. State and explain the three laws of electromagnetic induction.

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  8. State and explain Lenz's law related with the electromagnetic inductio...

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  9. How would you obtain the expression for induced emf from the laws of e...

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  10. How would you demonstrate the phenomenon of electromagnetic induction ...

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  11. What do you mean by magnetic flux and magnetic flux density?

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  12. Justify Lenz's law from the point of view of the law of conservation o...

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  13. State Fleming's right hand rule. Mention one of its uses in an electri...

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  14. State, Fleming's right hand rule related with the direction of induced...

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  15. If a straight conductor moves in a magnetic field, what will be the ex...

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  16. When an aeroplane flies horizontally, a potential difference is develo...

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  17. What is eddy current?

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  18. What do you mean by energy loss due to eddy currents?

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  19. How can the loss of energy due to eddy current be minimised?

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  20. State an application of eddy current.

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