chicosolomon9 chicosolomon9
  • 01-09-2015
  • Physics
contestada

how many amps does a 60 watt light bulb use when it's powered by 120 volts

Respuesta :

AL2006
AL2006 AL2006
  • 01-09-2015

                                                   Power = (voltage) x (current)

Divide each side by 'voltage':    Current = power / voltage

                                                               = (60 watts) / (120 volts)  =  0.5 ampere

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