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प्रश्न
On what factors does the electrostatic force between two charges depend?
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उत्तर
The electrostatic force between two charges depend on the following factors;
-
- value of charges on them,
- distance between them, and
- nature of medium between them.
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संबंधित प्रश्न
______ does not get electrically charged easily by rubbing.
Match the following.
| 1. | Electric charge | a. | ohm |
| 2. | Potential difference | b. | ampere |
| 3. | Electric field | c. | coulomb |
| 4. | Resistance | d. | newton per coulomb |
| 5. | Electric current | e. | volt |
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Rubbing a comb on hair makes the comb get – 0.4C.
- Find which material has lost electron and which one gained it.
- Find how many electrons are transferred in this process.
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If an electron is added in excess to an atom then the atom is ______ charged.
The excess of electrons makes an object negative and ______ of electrons makes it positive.
Electric charge is ______ in nature.
A comb rubbed with hair and brought near pieces of paper attracts them, because both comb and paper get similarly charged.
Calculate the charge passing through a lamp in 2 minutes if the current is 3A.
