Physics · Oct / Nov 2017 · Paper 12 · Question 36
5054Action and use of circuit components
A circuit includes a thermistor and a light-dependent resistor (LDR). The resistance of the thermistor and the resistance of the LDR both increase. Which changes cause this?
- Adecrease in temperature; decrease in brightness
- Bdecrease in temperature; increase in brightness
- Cincrease in temperature; decrease in brightness
- Dincrease in temperature; increase in brightness
As printed in the paper
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Correct answer: A. decrease in temperature; decrease in brightness
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