Question

3. Two devices rating 44W ,220 V and 11W , 220 V are connected in series. The combination is connected across 44V mains. The fuse of which of the wires is likely to burn when the switch is ON ? Justify your answer.

Answer 1

first justify,in the question the combination is connected across 44 V ya 440V mains i

P=VI=IRI=I²R
AS P IS directly proportional to R
fuse of less resistance ,less power burns first