GCSE Science/Electricity multiple choice practice question 8 answer 4

From Wikibooks, open books for an open world
Jump to navigation Jump to search

Sorry this is the wrong answer.It is quite possible to answe this question from the information given.

From Ohm's Law

R=V/I

But V/I is also the slope (or gradient) of the line on the graph. So with a constant slope, we must have a constant resistance.

Go back and try again>>