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Two similar charges repel each other wit...

Two similar charges repel each other with a force of 44.1 Newton when placed 2cm apart in air. Calculate the strength of charge.

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PUNJAB BOARD PREVIOUS YEAR PAPERS-Electric Charges and Electrostatic Force -Exercise
  1. Five electrons have been removed from each atom to form ions. Find the...

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

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

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

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

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

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

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

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

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

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

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

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

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  14. Write two properties of electric charge.

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  15. State the limitations of Coulomb’s law.

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

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  17. Write a relation for the electrostatic force between two point charges...

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  18. Define dielectric Constant of a medium.

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  19. Write two properties of electric charge.

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  20. Explain quantisation of charge.

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