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प्रश्न
The rod in a gold leaf electroscope is made up of
पर्याय
wood
brass
glass
ebonite
उत्तर
brass
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 |
An ebonite rod can be charged by touching it with a charged copper rod.
Mercury is a ............ of electricity while pure water is ............ of electricity.
Name three constituents of an atom and state the kind of charge on each of them.
Briefly describe the structure of an atom.
What are free electrons?
What causes the charging of two objects when they are rubbed together?
Give one example each of a conductor and an insulator of electricity.
Describe the method of charging a conductor by induction.
When a charged rod is touched with the disc of a positively charged gold-leaf electroscope, it is observed that the divergence of leaves decreases. What is the kind of charge on the rod?
