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PUNJAB BOARD PREVIOUS YEAR PAPERS-Electric Charges and Electrostatic Force -Exercise
- Define S.I. unit of electric charge.
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- Electrostatic force between two charges is called central force.Why?
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- Write two properties of electric charge.
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- State the limitations of Coulomb’s law.
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- Write a relation between absolute and relative electrical permittivity...
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- Write a relation for the electrostatic force between two point charges...
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- Define dielectric Constant of a medium.
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- Write two properties of electric charge.
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- Explain quantisation of charge.
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- A charged rod P attracts rod R whereas P repels another charged rod Q....
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- Define S.I. unit of electric charge.
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- Explain quantisation of charge.
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- Discuss Conservation of charge.
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- Write two properties of electric charge.
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- How many electrons are present in one coulmb of charge?
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- Explain quantisation of charge.
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- Explain quantisation of charge.
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- Give four properties of electric charge.
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- Write two properties of electric charge.
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- State Coulomb's law in electrostatics.
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