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  • The resultant resistance of two resistance wires in series combination is 18 ohm and in parallel combination is 4 ohm. find the value of individual resistance.

The resultant resistance of two resistance wires in series combination is 18 ohm and in parallel combination is 4 ohm. find the value of individual resistance.

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R_1 + R_2 = 18 \Omega \dots(1) \\ \\ \frac{R_1 R_2}{R_1 + R_2} = 4 \Omega \dots (2) \\ \\ \\ Solving \ both \ equation \\ \\ we\ get, R_1 = 12 \Omega \ or\ 6 \Omega \ and \ R_2 = 12 \Omega \ or\ 6 \Omega

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Deependra Verma

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