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Physics (AS & A Level) · May / June 2016 · Paper 13 · Question 34

9702Resistance and resistivity

The graphs show possible current-voltage (I-V) characteristics for a filament lamp and for a semiconductor diode. Which row in the table best specifies the correct I-V graphs for the lamp and for the diode?

  1. Afilament lamp: P; semiconductor diode: R
  2. Bfilament lamp: P; semiconductor diode: S
  3. Cfilament lamp: Q; semiconductor diode: R
  4. Dfilament lamp: Q; semiconductor diode: S

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Correct answer: A. filament lamp: P; semiconductor diode: R

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