1.

How does the resistance of a wire change when (i) its length is tripled? (ii) its diameter is tripled? (ii) its material is chanaged to one whose resistivity is three times?

Answer»

How does the resistance of a wire change when
(i) its length is tripled?
(ii) its diameter is tripled?
(ii) its material is chanaged to one whose resistivity is three times?



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