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Because electricity can only travel through metal.
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∙ 12y ago
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Is a plastic pipe an insulator?
Yes , plastic is a poor conductor of heat!!:) Metal is a good conductor though
Is plastic a good conductor of heat?
yes!
Is plastic wrapped around the electric wires is a good conductor?
Plastic wrapped around the wire is insulator. Not a conductor. That is why it is wrapped around the conductor wire.
Is plastic a good condutor?
Plastic is a non conductor of electricity.
Is plastic conductor or insulator?
Plastic is an insulator.
Is wax candle good conductor electricity?
No. It is a poor conductor of electricity. It is similar to the conducting properties of plastic.
Is a plastic cup a good insulator or conductor?
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Why is a spoon a good conductor?
Electrons in metals are delocalized, the movement is free.
Is a paper clip a good conductors?
Well, it's certainly a conductor, although not as good as aluminium or copper. On the other hand a plastic paper clip is not a conductor.
Is a comb a conductor?
Combs are made of plastic, and plastic is not a great conductor of electricity.
Is a ruler a conductor of electricity?
Plastic is generally used as an insulator. A plastic ruler would not be a conductor of electricity.
Is plastic a sound conductor or insulator?
conductor
