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Alternating Current vs Direct Current - Technical MCQs

Q1:

What is the peak value of a household appliance that uses a 230 V ac source?

A 163 V

B 230 V

C 325 V

D 480 V

ANS:C - 325 V

We know that Vp = Vrms/0.707.

We get Vp = 230/0.707 = 324.31.