Science, asked by luckykalyan7777, 5 months ago

An electric bulb in a train is drawing 0.4 ampere current at 20 volts. The resistance of the bulb is:-

Answers

Answered by raotd

0

Answer:R=20Ω,I=0.04A

P=I

2

×R=0.032ω

P.d=(V)=IR=0.04×20=0.8V.

Explanation:

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