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Force of attractio between two point ele...

Force of attractio between two point electric charges placed at a distance .d. in a medium is F. What distance apart should these be kept in the same medium, so that between them beComes `F//3`

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PUNJAB BOARD PREVIOUS YEAR PAPERS-Electric Charges and Electrostatic Force -Exercise
  1. Force of attractio between two point electric charges placed at a dist...

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  2. If the distance between two equal points charges is doubled and their ...

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  3. Calculate the Coulomb.s force between two alpha particles separated by...

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  4. Ten electrons have been removed from each atom to form ions. Find the ...

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  5. Five electrons have been removed from each atom to form ions. Find the...

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  6. Twenty electrons have been removed from each atom to form ions. Find t...

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  7. Two similar charges repel each other with a force of 44.1 Newton when ...

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  8. What is the Coulomb.s force between two small charged spheres having c...

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  9. Find the electrostatic force between two protons placed in free space ...

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  10. Calculate the Coulomb.s force between two alpha particles separated by...

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  11. Calculate the Coulomb.s force between two alpha particles separated by...

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  12. calculate the Coulomb.s force between two protons separated by 1.6xx10...

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  13. calculate the Coulomb.s force between a proton and electroon separated...

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  14. In Coulomb’s law, on what factors the value of electrostatic force Con...

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  15. How many electrons are present in one coulmb of charge?

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  16. Define S.I. unit of electric charge.

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  17. Electrostatic force between two charges is called central force.Why?

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  18. Write two properties of electric charge.

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  19. State the limitations of Coulomb’s law.

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  20. Write a relation between absolute and relative electrical permittivity...

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