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What are the magnitude and direction of the electric field at the centre of square in figure if `q=1xx10^4 C` and a = 5cm.

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R G PUBLICATION-ELECTRIC CHARGES AND FIELDS-EXERCISE
  1. Write the unit of Vector areas element

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  2. What is quantization of charge?

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  3. If the electric filed is given by 6 hati + 3hat j+ 3 hat k calculate t...

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

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  5. "The total charge of the isolated system is always conserved". How?

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  6. How Coulomb's law agrees with the Newton's third law?

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  7. Deduce the equation of electric field E, due to a system of charges q1...

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  8. Write the physical significance of electric field?

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  9. Who did first introduced the concept of electric field?

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  10. What are the general properties of electric field lines?

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  11. Deduce the expression of field of an electric dipole for points on the...

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  12. Write the physical significance of electric field?

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  13. Who did first introduced the concept of electric field?

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  14. What are the general properties of electric field lines?

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  15. Find an expression for electric filed at any position on an axial line...

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  16. State Gauss's law.

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  17. Prove that for two charges A and B that F(AB)=-F(BA) from vectro force...

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  18. Find the relation between intensity and the potential at a point in an...

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  19. What are the magnitude and direction of the electric field at the cent...

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  20. The kinetic energy of a charged particle decreases by 10J as it moves ...

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