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Show that total energy required to build...

Show that total energy required to build up a current l in an inductor of coefficient of induction L is `1/2LI^2`.

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R G PUBLICATION-ELECTROMAGNETIC INDUCTION-EXERCISE
  1. A rectangular coil of turns n and area A isrotating withangular veloci...

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

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  3. Show that total energy required to build up a current l in an inductor...

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  4. A metal rod of length L meter rotates about one end in a vertical plan...

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  5. A thin dielectric disc uniformly distritbuted with charge q has radius...

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  6. What is electic current?

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

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  8. A square loop of a conducting material of side and resistance r is dra...

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  9. Define Coefficients of self induction write their SI units.

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  10. Briefly explain the working of A.C. generator.

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  11. An inductor of self inductance L = 50 mH is connected in series with a...

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  12. An inductor of self inductance L = 50 mH is connected in series with a...

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  13. An inductor of self inductance L = 50 mH is connected in series with a...

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  14. Fill in the blanks An ac generator converts mechanical energy into e...

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  15. Fill in the blanks The self-induced emf is given by

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  16. Fill in the blanks The self-inductance of a coil depends on its geom...

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  17. State Faraday's law of electromagnetic induction.

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  18. What is magnetic flux Phi?

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  19. Write the SI unit of magnetic flux?

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  20. State Faraday's law of electromagnetic induction.

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