Question

An electric bulb draws a current of 0.2a when the voltage is 220 volts .calculate the amount of electric charge flowing through it in one hour

Answer 1

I = 0.2A
V = 220V
t = 1 hr
Amount of electrical charge flown = POWER.
Power = VIt
$= 220 \times 0.2 \times 1hr \\ = 44 \: joules$