Question
Materials which do not allow electric current to flow through them are known as insulators.
Answer: Option A
:
A
Electrical insulators arematerials which donot have free electrons in them and thereby do not allowelectric current to flow through them. For example, wood, plastic, etc.
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:
A
Electrical insulators arematerials which donot have free electrons in them and thereby do not allowelectric current to flow through them. For example, wood, plastic, etc.
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