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प्रश्न
What are the effects of lightning?
उत्तर
Effects of lightning:
- Lightning can cause fire and shatter buildings resulting in a lot of destruction and damage to the property.
- Lightning can burn trees and cause forest fires.
- Lightning injuries or sometimes even kill animals and human beings instantly.
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संबंधित प्रश्न
Silver is an insulator of electricity.
All metals are insulators 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?
Who discovered the way of producing electricity by friction?
Name two substances which can be charged by friction.
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.
What do you mean by conservation of charges?
In each of the following cases, State which body loses electrons:
(a) A glass rod when rubbed with silk.
(b) An ebonite rod when rubbed with fur.
How will you use a gold leaf electroscope to find out whether a body is charged or uncharged?
