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  4. A 100 W bulb is connected to an AC source of 220 V, 50 Hz. Then the current flowing through the bulb is

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Q. A 100 W bulb is connected to an AC source of 220 V, 50 Hz. Then the current flowing through the bulb is

KCETKCET 2018Alternating Current

Solution:

$I = \frac{P}{V} = \frac{100}{220} $
$= \frac{5}{11} \,A $