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Under what conditions is Coulomb's law ...

Under what conditions is Coulomb's law valid ?

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CHHAYA PUBLICATION-ELECTRIC FIELD-SECTION RELATION QUESTIONS
  1. State Coulomb's law regarding the force of interaction between two poi...

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  2. Under what conditions is Coulomb's law valid ?

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  3. Define 1 esu of charge

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  4. Define 1 coulomb of charge .

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  5. What is the practical unit of charge? What is its relation with 1 esu ...

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  6. What do you mean by electronic charge unit?

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  7. What do you mean by dielectric constant of a medium ? What is its uni...

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  8. Show that in CGS system the magnitudes of the permitivity and the di...

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  9. Compare the electrostatic force acting between two charged particles a...

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  10. Estimate the force acting on a test charge due to (i) a linear distrib...

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  11. Write down the vector form of Coulomb's law of electrostatics. What ...

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  12. State and explain the principle of superposition for estimating the re...

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  13. Define an electric field.

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  14. What do you mean by a uniform electric field?

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  15. What do u mean by the intensity of an electric field? Is it a vector o...

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  16. Determine the electric field at a distance r from a point charge.

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  17. Determine the electric field at a point near a charged conductor. How ...

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  18. From the defination of an electric field, show that its unit in Si is ...

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  19. Define electric field lines.

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  20. Two field lines do not intersect each other. Explain.

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