Physics
An insulator of electricity is:
- copper
- acidulated water
- human body
- silk
Current Electricity
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Answer
silk
Reason — Silk does not conduct electricity, hence is an insulator.
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Related Questions
A …………… is either used to detect the presence of a weak current or to only know the direction of flow of current in a circuit.
- ammeter
- galvanometer
- voltmeter
- rheostat
Insulators have ……………electrons and conductors have …………… electrons.
- no free, large number of free
- large number of free, no free
- no free, small number of free
- small number of free, no free
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- conductor
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Select the best insulator among the following
- Pure water
- Human body
- Aluminium
- Mercury