QuestionCurrent electricity / Ohm’s law
The I-V graph for two resistors, resistor 1 (R₁) and resistor 2 (R₂), are shown below :
Which one of the following statements about these resistors is not correct?
- (a) R₁ follows Ohm’s law.
- (b) R₂ does not follow Ohm’s law after voltage V₁.
- (c) Up to V₁, the resistance of R₁ is smaller than that of R₂.
- (d) Up to V₁, the resistance of R₁ is larger than that of R₂.
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