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प्रश्न
Silver is a good conductor but it is not preferred for making electric wires. Why?
उत्तर
Silver is a good conductor. But it is a costly metal. So it is not preferred for making electric wire.
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संबंधित प्रश्न
Write true or false for a given statement.
All metals are conductors of electricity.
What are conductors and insulators of electricity? Give two examples of each.
Give one example of a conductor.
______ are the materials which allow electric current to pass through them.
Assertion (A): Insulators do not allow the flow of current through themselves.
Reason (R): They have no free charge carriers.
Electric current can flow through metals.
Explain why the bulb would not glow in the arrangement shown in Figure.
An insulator gives a lot of ______ to the flow of charge (electron).
Wires made of ______ an electrical conductor, have very low resistance.
Explain the following:
Semiconductors
