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Physics (AS & A Level) · May / June 2025 · Paper 11 · Question 33

9702Resistance and resistivity

The graph shows the I–V characteristic of an electrical component. What is the component?

  1. Aa filament lamp
  2. Ba metallic conductor at constant temperature
  3. Ca resistor
  4. Da semiconductor diode

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Correct answer: D. a semiconductor diode

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