two tungsten bulbs of wattage 100W and 60W power work on 220V potential difference. if they are connected in series. how much current will flow in the main conductor
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Two tungsten of wattage 100w and 60w power work on 220v potential difference if they are connected in parallel. How much current will flow in the main conductor? Power is V x I. So the 100 Watts bulb will draw 100/220 =0.45 Amp and the 60 W will use 0,27 A , So together 0.72 Amp.
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(Ans : 0.72A)
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