Physics · 2019
JEE Main · 9 April 2019, Shift 1 · Q17
A wire of resistance R is bent to form a square A B C D as shown in the figure. The effective resistance between E and C is: (E is mid-point of arm…
$\displaystyle A$ wire of resistance $\displaystyle R$ is bent to form a square $\displaystyle A B C D$ as shown in the figure. The effective resistance between E and C is : (E is mid-point of arm CD)
Official answer
(3)
$\displaystyle \frac{7}{64} \mathrm{R}$
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JEE Main 2019 Physics question, with the answer from NTA’s final answer key. Where our answers come from.