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Deduce the expression tau=PxxE...

Deduce the expression `tau=PxxE`

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R G PUBLICATION-ELECTRIC CHARGES AND FIELDS-EXERCISE
  1. What is an electric dipole?

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  2. Write the physical significance of dipole.

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  3. Deduce the expression tau=PxxE

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  4. What is volume charge density? What is its unit?

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  5. Deduce the expression of field at P due to a uniformly charged thin sp...

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  6. Show that the ratio of electric force and gravitational force between ...

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  7. Write a short note on "Superposition Principle"

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  8. Show that the flux delta Phi of electric field E through a small area ...

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  9. How many electron must be remove from a piece of metal to give it a +v...

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  10. Show that the ratio of electric force and gravitational force between ...

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  11. Write the properties of electric lines of force and define neutral poi...

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  12. Calculate the electric dipole moment of an electron and proton 5nm apa...

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  13. An electron is released from rest in a uniform electric field of magni...

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  14. Calculate the electric potential for a point charge.

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  15. Distinguish between conductors and insulators .Give examples.

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  16. Write the procedure of experiment of charging two metal spherical bodi...

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  17. How can you charge a metal sphere positively?

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  18. State two basic properties of electric charges.

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  19. Apply Gauss's law to derive the expression for electric field intensit...

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  20. Write the unit of Electric field

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