A battery sends a total current of into two parallel branches containing resistors of and

PHYSICS · Single correct · A Level · Physics · Electricity · Electricity

Problem

A 15 V15\,\text{V} battery sends a total current of 4.5 A4.5\,\text{A} into two parallel branches containing resistors of 3 Ω3\,\Omega and 6 Ω6\,\Omega. Assuming ideal conductors, what current flows through the 6 Ω6\,\Omega resistor? (a) 3.0 A3.0\,\text{A} (b) 2.5 A2.5\,\text{A} (c) 1.5 A1.5\,\text{A} (d) 4.5 A4.5\,\text{A}

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