The specific resistance of a wire is ρ, its volume is 3 m 3 and its resistance is 3 ohm…
Physics · JEE Main · NTA Exams — Current Electricity
The specific resistance of a wire is ρ, its volume is 3 m3 and its resistance is 3 ohm, then its length will be
- \(\sqrt{1 / \rho}\)
- \(3 / \sqrt{\rho}\)
- \(\sqrt{3} / \rho\)
- \(\rho / \sqrt{3}\)
Answer
(B) 3 /
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