Current Electricity Charging Discharging Of Capacitors Question 713

Question: In the given network of four resistances, the equivalent resistance is:

Options:

A) $ 20\Omega $

B) $ 5.4\Omega $

C) $ 12\Omega $

D) $ 4.5\Omega $

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Answer:

Correct Answer: D

Solution:

[d] The equivalent circuit is shown in figure. $ R=\frac{6\times 4}{6+4}+\frac{7\times 3}{7+3}=4.5\Omega $