JEE MAIN - Physics (2025 - 4th April Evening Shift - No. 18)
From the combination of resistors with resistances values $R_1=R_2=R_3=5 \Omega$ and $R_4=10 \Omega$, which of the following combination is the best circuit to get an equivalent resistance of $6 \Omega$ ?
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Explanation
$\frac{1}{\mathrm{R}_{\mathrm{P}}}=\frac{1}{10}+\frac{1}{15}=\frac{3+2}{30}=\frac{1}{6}$
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