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Derive the relation vec(j)=sigmavec(E) w...

Derive the relation `vec(j)=sigmavec(E)` with terms which has usual meaning.

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OSWAAL PUBLICATION-SOLVED PAPER 1-Exercise
  1. Draw the block diagram of generalised communication system.

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  2. Derive the relation between electric field and electric potential.

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  3. Derive the relation vec(j)=sigmavec(E) with terms which has usual mean...

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  4. How can a moving coil galvanometer be converted into a voltmeter? Expl...

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  5. Mention any three application of eddy currents.

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  6. Write any three difference between interference and diffraction.

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  7. Define the terms : Threshold frequency

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  8. Define the terms : Work function.

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  9. Define the terms : Stopping potential.

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  10. Explain the use Zener diode as a voltage regulator.

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  11. Derive an expression for electric field due to an electric dipole at a...

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  12. Obtain an expression for the force between two straight parallel condu...

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  13. Show that a current carrying solenoid is equivalent to a bar magnet.

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  14. Derive th lens maker's formula.

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  15. Derive an experession for the total energy of an electron in stationar...

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  16. What is amplification? With a circuit diagram, explain the working of ...

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  17. In a parallel plate capacitor with air between the plates, each has an...

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  18. Three resistor 4Omega , 6Omega and 8 Omega, are combined in parallel. ...

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  19. A sinusoidal voltage of peak value 285 V is applied to a series LCR ci...

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  20. A sinusoidal voltage of peak value 285 V is applied to a series LCR ci...

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