DiagramModerate2 marks
The V-I graph for a series combination and for a parallel combination of two resistors is shown in the figure below. Which of the two A or B, represents the parallel combination? Give a reason for your answer.
Topic: Current, resistance and circuits
Previous-year question practice database
Answer
Exam answer
The line with the smaller slope represents the parallel combination.
Explanation
For a V-I graph, slope V/I = R. Parallel combination has lower equivalent resistance.
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