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प्रश्न
What is the peak voltage of a \[220\,\mathrm{V}\] AC supply?
पर्याय
Approximately \[220\,\mathrm{V}\].
Approximately \[311\,\mathrm{V}\].
Approximately \[484\,\mathrm{V}\].
Approximately \[156\,\mathrm{V}\].
MCQ
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उत्तर
The peak voltage is \[v_m=\sqrt{2}V_{\mathrm{rms}}\]. For \[V_{\mathrm{rms}}=220\,\mathrm{V}\], this is approximately \[311\,\mathrm{V}\].
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