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05-10-2016
Physics

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How many amps does a 100-watt light bulb draw?

Respuesta :

05-10-2016

Power = (current) x (voltage)

Current = power/voltage

-- If the 100-watt bulb is operating on 240 volts, then

current = (100/240) = 5/12 of 1 Amp.

-- If the 100-watt bulb is operating on 120 volts, then

current = (100/120) = 5/6 of 1 Amp.

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