A-LevelPhysicsD.C. circuits9702/12 · May/June 2014 · Q331 Mark

Cell X has an e.m.f. of 2.0 V and an internal resistance of 2.0 Ω. Cell Y has an e.m.f. of 1.6 V and an internal resistance of 1.2 Ω. These two cells are connected to a resistor of resistance 0.8 Ω, as shown. [Figure 33.1] What is the current in cell X?

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A0.10 A

B0.50 A

C0.90 A

D1.0 A

✓ Correct answer

A: 0.10 A

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Topic: D.C. circuits, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, May/June 2014 Paper 1 Variant 2, question 33.

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