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In the circuit given E = 6.0 V, $R_{1} = 100 Ω, R_{2} = R_{3} = 50 Ω, R_{4} = 75 Ω .$ The equivalent resistance of the circuit, in ohms, is

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11.875

26.31

118.75

None of these

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detailed solution

Correct option is C

In given circuit three resistance R2, R4 and R3 are parallel.1R = 1R2 + 1R4 +1R3=150+150 +175=75+75+5050 × 75R=50 × 75 75+75+50 = 50 × 75200 = 754 Ω =18.75 ΩThis resistance is in series with R1.∴ Rresultant = R1 +R=100+18.75=118.75Ω

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In the circuit given E = 6.0 V, R1=100 Ω, R2=R3=50 Ω, R4=75 Ω. The equivalent resistance of the circuit, in ohms, is

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Ready to Test Your Skills?

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In the circuit given E = 6.0 V, $R_{1} = 100 Ω, R_{2} = R_{3} = 50 Ω, R_{4} = 75 Ω .$ The equivalent resistance of the circuit, in ohms, is