what do you mean by insulators.
those substances through which electricity cannot flow are called insulators
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Anisha
- 24 Apr
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Practice Mock Test
class 10
An electrical insulator is a material that does not easily allow flow of electricity through an electric current. Materials typically used to insulate include rubber, plastic and glass. In transformers and electric motors, varnish is used. ... Insulators have high electrical resistivity and low conductivity.