Question 75 of 403

The following four wires are made of the same material and are at the same temperature. Which one of them has highest electrical resistance [UPSEAT 2004]

(1) Length = 50 cm, diameter = 0.5 mm

(2) Length = 100 cm, diameter = 1 mm

(3) Length = 200 cm, diameter = 2 mm

(4) Length = 300 cm, diameter = 3 mm