A-LevelPhysicsD.C. circuits9702/12 · May/June 2014 · Q371 Mark

The diagram shows a light-dependent resistor (LDR) and a thermistor forming a potential divider. [Figure 37.1] Under which set of conditions will the potential difference across the thermistor have the greatest value?

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Alow low

Bhigh low

Clow high

Dhigh high

✓ Correct answer

B: high low

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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 37.

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