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G5B08
What is the peak-to-peak voltage of a sine wave with an RMS voltage of 120 volts?
Pick an answer to check it.
Answer: D. 339.4 volts
Peak = RMS x 1.414 = 120 x 1.414 = 169.7 V. Peak-to-peak is twice the peak: 2 x 169.7 = 339.4 V. 169.7 V is only the peak value.
Tip: RMS x 1.414 x 2 = peak-to-peak.