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A light bulb operating at a dc voltage of 120 V has a power rating of 60 W. How much current is flowing through this bulb
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11 votes
11 votes
A light bulb operating at a dc voltage of 120 V has a power rating of 60 W. How much current is flowing through this bulb

User Husky
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1 Answer

24 votes
24 votes
  • Voltage=V=120V
  • Power=P=60W

  • Current=I


\\ \rm\rightarrowtail I=(P)/(V)=(60)/(120)=(1)/(2)=0.5A

User Niara
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