PHYSICS · Single correct · A Level · Physics · Electricity · Electricity
Problem
In an experiment, a straight-line V–I graph for a wire passes through the origin and the point I=0.40A, V=2.0V. Determine the resistance of the wire.
(a) 4Ω
(b) 5Ω
(c) 2Ω
(d) 8Ω