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प्रश्न
The lightning conductor is made up of:
विकल्प
copper
glass
ebonite
wood
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उत्तर
copper
APPEARS IN
संबंधित प्रश्न
All metals are insulators of electricity.
When an ebonite rod is rubbed with fur, the protons move from the ebonite rod to the fur.
An ebonite rod can be charged by touching it with a charged copper rod.
If a negatively charged rod is brought near a negatively charged pith ball electroscope, the pith ball will be stuck with the rod.
Mercury is a ............ of electricity while pure water is ............ of electricity.
Charge is shared in charging a conductor by the method of ...............
Charging a conductor by bringing another charged conductor close to it without touching is called
Two objects when rubbed together get charged. The charges on them are
Figure below shows a metal rod AB placed on an insulating stand.
In figure (a) a negatively charged ebonite rod C is touched with the metal rod AB, while in figure (b), the negatively charged ebonite rod C is held near the rod AB. State the kind of charges at the ends A and B of the rod, in each case.
State three safety measures that you will observe in thunder storm.
