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Question
Rubbing of comb with hair
Options
creates electric charge
transfers electric charge
either (a) or (b)
neither (a) nor (b)
MCQ
Fill in the Blanks
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Solution
either (a) or (b)
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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.
Define electric field.
Who introduced the convention of naming the two kinds of electric charge as 'positive' and 'negative'?
When a plastic comb is rubbed on dry hair, which of the following occurs?
The value of one micro-coulomb (µC) in terms of coulomb is:
One pico-coulomb (pC) equals:
One milli-coulomb (mC) equals:
What happens to charge deposited on an insulator?
