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Define flux in a magnetic field....

Define flux in a magnetic field.

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CHHAYA PUBLICATION-ELECTROMAGNETIC INDUCTION & ALTERNATING CURRENT-SECTION RELATED QUESTIONS
  1. What is induced electromotive force?

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  2. What do you mean by induced current?

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  3. Define flux in a magnetic field.

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  4. What do you mean by magnetic flux density?

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

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

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

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

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

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

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

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

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

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

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

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  16. What is eddy current?

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

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

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  19. State an application of eddy current.

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  20. What do you mean by non-inductive resistance coil?

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