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Derive an expression for potential at a point due to a group of point charges?

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MODERN PUBLICATION-ELECTRIC POTENTIAL-EXERCISE
  1. Two uniformly large parallel thin plates having charge densities +sigm...

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  2. Two point charges q1 and q2 are kept at a distance of r(12) in air. De...

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  3. Derive an expression for potential at a point due to a group of point ...

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  4. Define electric potential energy. Give its units. Calculate electric p...

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  5. When is the torque acting on an electric dipole maximum when placed in...

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  6. Derive an expression for torque experiencedby electric dipole in a uni...

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  7. When is the potential energy of an electric dipole maximum, when place...

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  8. Show that the line integral of electric field is independent of the pa...

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  9. Show that work done in moving an electric charge is independent of the...

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  10. Define electric potential. What is the SI unit of potential? Obtain an...

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  11. Define potential difference between two points in an electrostatic fie...

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  12. Define potential difference between two points in an electrostatic fie...

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  13. Define potential difference between two points in an electric field. D...

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  14. Find an expression for line integral of electric intensity.

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  15. Derive an expression for electric potential at a point due to electric...

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  16. Derive an expression for electric potential at a point due to electric...

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  17. Obtain an expression for potential energy of the configuration of thr...

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  18. Find out the expression for the potential energy of a system of three ...

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  19. When is the potential energy of an electric dipole maximum, when place...

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  20. Depict the orientation of the dipole in (a)stable and (b) unstable equ...

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