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प्रश्न
To find whether a body is charged or not, an uncharged electroscope is used.
विकल्प
True
False
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उत्तर
True.
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संबंधित प्रश्न
Silver is an insulator of electricity.
Match the following
| Column A | Column B |
| A. Two like charges | 1 negative charge |
| B. Two unlike charges |
2 repel |
| C. Silver is a | 3 insulator |
| D. Silk is an | 4 attract |
| E. Ebonite rod rubbed with fur acquires | 5 conductor |
What do you understand by electricity at rest?
Why does a plastic comb rubbed with dry hair attract bits of paper?
A glass rod is rubbed with silk. State the kind of charge acquired by each.
An ebonite rod rubbed with fur is suspended near another ebonite rod rubbed with fur. State your observation and give a reason to support your answer.
An ebonite rod is rubbed with fur. Compare the charges acquired by them.
How will you use a pith ball electroscope to find out whether the charge on a charged body is positive or negative?
A negatively charged ebonite rod is touched with the disc of a negatively charged gold leaf electroscope. What will be your observation?
What causes lightning?
