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Explain Lenz's law considering a closed ...

Explain Lenz's law considering a closed conducting coil and a bar magnet.

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Lenz's law gives:

Lenz Law

Lenz's law is consistent with law of conservation of

State Lenz's law of electromagnetic induction.

State Lenz's law of electromagnetic induction.

Lenz's law provides a relation between

Lenz's law provides a relation between

Lenz's law is a consequence of law of conservation of

MODERN PUBLICATION-ELECTROMAGNETIC INDUCTION-REVISION EXERCISE (Very Short Answer Questions Carrying I mark)
  1. Can a moving bar magnet exert a force on a stationary charge? Explain.

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  2. Why eddy currents are named as eddy currents or focault currents?

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  3. What is meant by magnetic flux? A wire cuts across a flux of 0.2 xx 10...

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  4. A metallic plate is made to oscillate in the magnetic field. What will...

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  5. Why eddy currents are undesirable in the core of transformers?

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  6. Give one example of use of eddy currents.

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  7. The motion of copper plate is damped when it is allowed to oscillate b...

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  8. Why is the core of a transformer laminated?

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  9. How magnetic flux generated in a coil depends on the current flowing t...

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  10. What is the significance of Lenz's law?

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  11. Define coefficient of mutual induction,

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  12. What are the factors on which coefficient of mutual inductance of two ...

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  13. Explain Lenz's law considering a closed conducting coil and a bar magn...

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  14. Define mutual inductance of 1 Henry.

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  15. How does self inductance of a coil depend on number of turns in the co...

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  16. What is the physical significance of self-induction?

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  17. A square loop of a conducting material of side l and resistance r is d...

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  18. How does the mutual inductance of a pair of coils change when (i) di...

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  19. What will be the effect on the self-inductance of a long solenoid, if ...

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  20. How will you orient two circular loops to have (i) smallest mutual ind...

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