A-LevelPhysicsD.C. circuits9702/12 · May/June 2018 · Q341 Mark

Four different resistors are arranged as shown. [Diagram] A current of 1.5 A enters the network at junction X and leaves through junction Y. What is the current in the resistor of resistance 30 Ω?

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A0.21 A

B0.50 A

C0.75 A

D1.0 A

✓ Correct answer

B: 0.50 A

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Topic: D.C. circuits, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, May/June 2018 Paper 1 Variant 2, question 34.

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