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Which combination of given resistors gives a stated equivalent resistance

This type of question, asked 3 times: 2021 Paper 19, 14 Jun 2022, 4 Apr 2025. All 3 questions below, oldest first.

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  1. Question 1

    2021 Paper 19

    8
    If you are provided a set of resistances 2Ω,4Ω2\Omega,4\Omega, 6Ω6\Omega and 8Ω8\Omega. Connect these resistances so as to obtain an equivalent resistance of 463Ω\frac{46}{3}\Omega.

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  2. Question 2

    14 Jun 2022

    97
    What will be the most suitable combination of three resistors A=2Ω,B=4Ω,C=6ΩA = 2\Omega,B = 4\Omega,C = 6\Omega so that (223)Ω\left( \frac{22}{3} \right)\Omega is equivalent resistance of combination?

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  3. Question 3

    4 Apr 2025

    81
    From the combination of resistors with resistance values R1=R2=R_{1}=R_{2}= R3=5ΩR_{3}= 5\Omega and R4=10ΩR_{4}= 10\Omega, which of the following combination is the best circuit to get an equivalent resistance of 6Ω6\Omega ?

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