O-LevelPhysicsElectricity5054/12 · May/June 2018 · Q371 Mark

Which symbol is used for a light-dependent resistor?

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Asymbol for a diode.

Bsymbol for a thermistor.

Csymbol for a variable resistor (rheostat).

Dsymbol for a light-dependent resistor (LDR).

✓ Correct answer

D: symbol for a light-dependent resistor (LDR).

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Topic: Electricity, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, May/June 2018 Paper 1 Variant 2, question 37.

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