Advertisements
Advertisements
प्रश्न
A glass rod is rubbed with silk. State the kind of charge acquired by each.
Advertisements
उत्तर
When a glass rod is rubbed with silk, the glass rod which has free electrons get transferred to the silk cloth. The glass rod has a deficiency of electrons acquired a positive charge while the silk cloth acquires electrons, therefore acquires a negative charge.
APPEARS IN
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 |
If the charge is not in motion, we call it static electricity.
A glass rod rubbed with silk repels an ebonite rod rubbed with fur.
To find whether a body is charged or not, an uncharged electroscope is used.
An ebonite rod when rubbed with fur acquires the ............ charge.
Who discovered the way of producing electricity by friction?
Describe an experiment to demonstrate that there are two r kinds of charges.
An ebonite rod is rubbed with fur. Explain the charging of the ebonite rod and the fur on the basis of electron movement.
Describe a pith ball electroscope. how can you use it to test whether a body is charged or uncharged?
How will you use a gold leaf electroscope to find out whether a body is charged or uncharged?
