What will be the current drawn by an electric bulb of 40W when it is connected to a source of 220 V?
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Power is 40W
Voltage is 220V
Power= voltage ×current
40= 220×I
I= 0.18 ampere
Voltage is 220V
Power= voltage ×current
40= 220×I
I= 0.18 ampere
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