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An insulation or insulator, is a barrier of non-conductive material around electrical conductors and other circuit-components like resistors, capacitors, IC etc.

5 votes
2 answers
9k views

what is the Outer casing of alkaline battery made of?

what is the outer casing of a typical small 9v alkaline battery made of? Is it conductive?
minusatwelfth's user avatar
2 votes
2 answers
154 views

Material with fairly high resistivity, but allows flow of charge

Is there a material with fairly high resistivity (at least semi-conductor level), but also allows the flow of charge through it (and subsequently to the ground)? The flow of charge does not need to be …
minusatwelfth's user avatar