Physics, asked by riyathakur4981, 15 hours ago

a lamp of 100w works at 220volt.what its resistance and current capacity
full explained

Answers

Answered by ravisundarkrishna

1

Answer:

Power of the lamp P=100W

Operating voltage V=220V

Current capacity of the lamp,

i=PV=100220=0.455A

Resistance of the lamp R=V2P=(220)2100=484Ω

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