A) 198V
B) 386V
C) 256V
D) None of these
Correct Answer: A
Solution :
\[{{V}_{av}}=\frac{2}{\pi }{{V}_{0}}=\frac{2}{\pi }\times ({{V}_{rms}}\times \sqrt{2})=\frac{2\sqrt{2}}{\pi }.{{V}_{rms}}\] \[=\frac{2\sqrt{2}}{\pi }\times 220=198\ V\]
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