Question

what is superconductivity, give examples​

Answer 1

Answer:

Superconductivity: Superconductivity is the phenomena of exactly zero electrical resistance and expulsion of magnetic flux field occuring in certain material called superconductor, when cooled below a characteristic critical temperature.

Mercury was historically first to show superconductivity and it is an example of Type I Superconductor.

Answer 2

Explanation:

property of zero electrical resistant in a substance

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