Electrical resistivity of a given metallic wire depends upon
(a) ρ = RA/L. (b) ρ = L/RA. (c) 1/RAL. (d) A = ρΑ/L.
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Answer:
RA/L
Explanation:
Resistivity is directly proportional to resistance, lenght of the conductor and inversely proportipnal to are of cross section
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