Physics 5054 · O Level · Action and use of circuit components

Action and use of circuit components — practice question

A circuit contains a thermistor and a light-dependent resistor (LDR). The resistance of the thermistor and the resistance of the LDR both rise. What alteration would produce 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

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