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Define dielectric constant of a medium i...

Define dielectric constant of a medium in terms of force between electric charges.

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`K=F_"air"//F_"medium"`
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MODERN PUBLICATION-ELECTRIC CHARGES AND FIELDS -Revision Exercises (Very short)
  1. Write the expression for Coulomb's law for force between two charged p...

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  2. Two charges are at distance (d) apart in air Coulomb force between the...

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  3. Define dielectric constant of a medium in terms of force between elect...

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  4. State Coulomb's law of electric force between two charged bodies.

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  5. Does Coulomb's law of electric force obey Newton's third law of mo...

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  6. What will be the electrical permittivity of medium whose dielectric co...

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  7. The dielectric constant of water is 80. What will be its electrical pe...

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  8. Why does the electric field inside a dielectric decrease when it is p...

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  9. Define linear charge density and write its SI units.

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  10. Two large conduction spheres carrying charges Q(1) and Q(2) are brough...

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  11. Define volume charge density and write its SI unit.

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  12. Why can the interior of a conductor have no excess charge in the stati...

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  13. Define electric dipole moment. Write its SI unit ?

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  14. Electric dipole moment is

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  15. Electric dipole moment is

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  16. An electric dipole of dipole moment vecp is placed in an electric fiel...

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  17. When an electric dipole is subjected to a uniform electric field, what...

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  18. If mass of the electron = 9.1 xx 10^(–31) Kg. Charge on the electron =...

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  19. Assertion : An electrostatic field line never form closed loop. Reas...

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  20. S1 and S2 are two parallel concentric spheres enclosing charges Q and ...

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