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प्रश्न
Pure water is a good conductor of electricity.
विकल्प
True
False
उत्तर
Pure water is a good conductor of electricity- False.
Correct statement
Impure water is a good conductor of electricity
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संबंधित प्रश्न
Fill in the blank
_______ pass electricity through them.
Select conductors of electricity from the following: Copper wire, silk thread, pure water, acidulated water, human body, glass, mercury.
A current of 1.5 A flows through a conductor for 2.0 s . What amount of charge passes through the conductor ?
Differentiate between:
Conductors and insulators.
Write one use of insulators.
Silver is a good conductor but it is not preferred for making electric wires. Why?
Assertion (A): Insulators do not allow the flow of current through themselves.
Reason (R): They have no free charge carriers.
Why is a layer of zinc coated over iron?
Insulators do not carry electric currents because they do not have free electrons.
Consider the following circuit:
The potential drop across the 20 kΩ resistor would be:
