Question

An electric heater rated $220V$ and $550W$ is connected to $AC$ mains. The current drawn by it is

• A. 2.5 A
• B. 0.4 A
• C. 1.25 A
• D. 0.8 A

Answer 1

Answer: (A)

Given,
$<br/>\text{ power }=500W<br/>$
$V$ oltage $=220V$
P ower $=V$ oltage $\times$ Current
$<br/>I=\frac{P}{V}=\frac{550}{220}=2.5A<br/>$