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Repulsion is the sure test of charging t...

Repulsion is the sure test of charging than attraction. Why?

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A charged body may attract a neutral body and also an oposiet charged body. But it always repels like a charged body. Hence repulsion is the sure test of electrification.
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VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-ELECTRIC CHARGES AND FIELDS-DAM SURE VSAQ
  1. What is meant by the statement 'charge is quantized' ?

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  2. Repulsion is the sure test of charging than attraction. Why?

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  3. How many electrons constitute 1 C of charge?

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  4. What happens to the weight of a body when it is charged positively?

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  5. What happens to the force between two charges if the distance between ...

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  6. The electric lines of force do not intersect. Why ?

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  7. Consider two charges +q and -q placed at B and C of an equilateral tri...

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  8. Electrostatic field lines of force do not form closed loops. If they f...

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  9. Sate Gauss's law in electrostatics and explain its importance.

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  10. When is the electric flux negative and when is it positive ?

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  11. Given the expression for electric field intensity at a point due to a ...

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  12. Give the expression for electric field intensity due to an infinite th...

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  13. Write the expression for electric intensity due to a charged conductin...

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  14. A proton and an alpha-particle are released in a uniform electric fiel...

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  15. The electric field in a region is given by bar(E)=abar(i)+bbar(j). Her...

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  16. A hollow spherical shell of radius r has a uniform charge density sigm...

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  17. Consider a uniform electric field bar(E)=3 xx10^(3) NC^(-1). What is t...

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