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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

Respuesta :

  • Voltage=V=120V
  • Power=P=60W

  • Current=I

[tex]\\ \rm\rightarrowtail I=\dfrac{P}{V}=\dfrac{60}{120}=\dfrac{1}{2}=0.5A[/tex]

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