Resistance of a metal wire of length 1 m is 26 Ω at 20°C. If the di – McqOptions

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1.	Resistance of a metal wire of length 1 m is 26 Ω at 20°C. If the diameter of wire is 0.3 mm, what will be the resistivity of the metal at that temperature ?
A.	4.84 × 10-6 Ωm
B.	3.84 × 10-6 Ωm
C.	2.84 × 10-6 Ωm
D.	1.84 × 10-6 Ωm
Answer» E.

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