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kusum jatain

· started a discussion

· 1 Months ago

question no. 12 of g.k. (Question: 622423.0 )

if resistance is zero then how can conductivity is also zero .superconductors have infinite conductivity

Question:
In superconductivity, the electrical resistance of material becomes
Options:
A)

Zero

B)

Infinite

C)

Small

D)

Large

Solution:

Ans: (a)Super conductivity is a phenomenon of exactly zero electrical resistance and expulsion of magnetic flux fields. Occurring in certain materials called superconductors.

Knowledge Expert

· commented

· 1 Months ago

Dear student
We have fixed the ambiguity of the question.

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