Resistors in series add directly (R_total = ΣR_i). Resistors in parallel combine as the reciprocal of the sum of reciprocals (1/R_total = Σ1/R_i).
Consider the following combination of resistors : [Diagram of resistors] The equivalent resistance of the combination of resistors between P and Q is
Asked in UPSC Geoscientist 2023 · Topic: Electric Current (Series and parallel combination of resistors)
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