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Question
Calculate the current drawn by an appliance rated \(110 \mathrm{~W}, 220 \mathrm{~V}\) when connected across 220 V supply.
Numerical
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Solution
Given: \(P=110\ \text{W}\)
\(V=220\ \text{V}\)
\[I=\frac{P}{V}\]
\[=\frac{110}{220}\]
\[={0.5\ \text{A}}\]
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Chapter 4: Electricity and Magnetism - Frequently Asked Questions in Board Examination [Page 288]
