An ac-voltage has an equation v = 240 sin120πt, its frequency is
A. 60 Hz
B. 90 Hz
C. 120 Hz
D. 240 Hz
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Answer: A
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An ac-voltage has an equation v = 240 sin120πt, its frequency is
A. 60 Hz
B. 90 Hz
C. 120 Hz
D. 240 Hz
Answer: A
Share your understanding of this question with the correct explanation.