Physics · Oct / Nov 2023 · Paper 12 · Question 33
5054Resistance
Which graph shows how the current changes when the voltage across a resistor of constant resistance is varied?
- Acurrent-voltage graph: straight line through origin with positive gradient
- Bcurrent-voltage graph: curve decreasing from high current at zero voltage
- Ccurrent-voltage graph: horizontal line at constant current
- Dcurrent-voltage graph: straight line with negative gradient from high current at zero voltage
As printed in the paper
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Correct answer: A. current-voltage graph: straight line through origin with positive gradient
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