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Types of Electric Circuits Series and Parallel

The current d...

Question

The current drawn by a bulb rated 40 W, 220 V when it is connected to a 220 V supply is ___________.

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Solution

Current =?
Power = 40 W
voltage = 220V
Power = VI
40 = 220 I
I = $\frac{4}{22}$
I = $\frac{2}{11}$ A

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