Question

An electric bulb is rated 220V and 100W. If the bulb is connected to a source of 220V, find the current in the filament

of bulb is​

Answer 1

Given:-

V = 220V

P = 110 W

To find :-

Current = ?

Solution :-

→ P = VI

$110 = 220 \times I$

$I = \frac{110}{220}$

$I = 0.5A$