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प्रश्न
In the following figure, you find that the bulb glows when an iron nail is placed between two ends of wire. Complete the following sentences on the basis of this fact.
- ______ is a metal.
- Metals are good ______ of electricity.
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उत्तर
- Iron is a metal.
- Metals are good conductors of electricity.
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संबंधित प्रश्न
Which property of graphite is utilised in making electrodes?
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(i) bonding
(ii) action of air
(iii) action of water
(iv) action of acid
State a specific reason for using copper in electrical cables
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When a copper coin is dipped in the solution of silver nitrate, it shows a lustre on its surface. Explain this process with the help of a chemical equation.
An element which is always lustrous, malleable and ductile is ______.
The most abundant element in the universe is ____________.
Metals have high melting points.
