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प्रश्न
State whether true or false. If false, correct the statement.
Electrically neutral means it is either zero or equal positive and negative charges.
पर्याय
True
False
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उत्तर
Electrically neutral means it is either zero or equal positive and negative charges- True
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संबंधित प्रश्न
______ is responsible for generation of electric charge in an object.
A lightning conductor is made of a ______ strip.
______ does not get electrically charged easily by rubbing.
Electric field lines ______ from positive charge and ______ in negative charge.
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 |
Electrons move from ______ potential to ______ potential.
What are electric lines of force?
Exercise.
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.
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.
