Physics (AS & A Level) · Oct / Nov 2016 · Paper 12 · Question 35
9702Resistance and resistivity
The graph shows the variation with potential difference V of the current I in components X, Y and Z. Which row correctly identifies the components?
- Ametallic conductor at constant temperature: X; semiconductor diode: Z; filament lamp: Y
- Bmetallic conductor at constant temperature: Y; semiconductor diode: X; filament lamp: Z
- Cmetallic conductor at constant temperature: Y; semiconductor diode: Z; filament lamp: X
- Dmetallic conductor at constant temperature: Z; semiconductor diode: Y; filament lamp: X
As printed in the paper
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Correct answer: B. metallic conductor at constant temperature: Y; semiconductor diode: X; filament lamp: Z
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