History, asked by IonicYadav, 3 months ago

if R1 and R2 are respectively the filament resistance of a 200 watt bulb and 100 watt bulb designed to operate on the same voltage then

Answers

Answered by IIRissingstarll

1

Answer:

Power of a bulb is inversely proportional to the resistance of filament wire of bulb hence .

P1/P2 = R2/R1

200/100 = R2/R1

R2/R1 = 2

Hence , R2 = 2R1

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