PHYSICS · Single correct · A Level · Physics · Electricity · Electricity
Problem
Two incandescent bulbs are rated 60 W and 100 W, both meant for the same 220 V mains supply. Which bulb has the greater resistance when glowing?
(a) Both have the same resistance
(b) 100 W bulb
(c) 60W bulb
(d) Cannot be decided with the given data