QJEEM19Ph0c76: JEE Main 2019 Physics - Class 12 JEEM19Ph0c76 Solution: A uniform metallic wire has a resistance of 18 Ω and is bent…

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A uniform metallic wire has a resistance of 18

Ω

and is bent into an equilateral triangle. Then, the resistance between any two vertices of the triangle is -

Accepted Answer

R_eq berween any two vertex will be

\frac{1}{R_{e q}} = \frac{1}{12} + \frac{1}{6} \Rightarrow R_{e q .} = 4 Ω

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