Which one of the following sets of readings (potential difference in V
PHYSICS · Single correct · A Level · Physics · Electricity · Electricity
Problem
Which one of the following sets of readings (potential difference in V, current in A) could belong to a metallic wire maintained at constant temperature?
(a) (5,0.25);(10,0.55);(15,0.75)
(b) (3,0.12);(6,0.24);(9,0.40)
(c) (2,0.10);(4,0.20);(6,0.30)
(d) (2,0.10);(4,0.19);(6,0.27)