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प्रश्न
What are the characteristics of a static electric charge?
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उत्तर
The characteristics of a static electric charge are as follows:
- Charges exist in two types, i.e., positive and negative. Positive charge is generally carried by a proton and negative charge by an electron.
- Like charges always repel each other and unlike charges always attract each other.
संबंधित प्रश्न
Match the following
| Column A | Column B |
| Electric power | volt |
| kWh | joule |
| Electric current | volt × ampere |
| Electric energy | watt |
| watt | ampere |
| potential difference | electrical energy |
A gold-leaf electroscope is to be charged positively by conduction. For this
A glass rod rubbed with silk is touched with the disc of a negatively charged gold leaf electroscope. The divergence of leaves will
What do you understand by electricity at rest?
Who discovered the way of producing electricity by friction?
How will you show that like charges repel and unlike charges attract each other?
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.
State two ways of charging a conductor.
Describe the method of charging a conductor by conduction.
How will you use a gold leaf electroscope to find out whether the charge on a charged body is positive or negative?
