Exam (elaborations)
Electronics ETA AC Certification Practice Exam Questions and Answers (2024 / 2025) (Verified Answers)
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1. In alternating current: A. current flow alternates back and forth B. voltage alternates positive and negative C. resistance changes between high and low D. A and B above ANS : D. A and B above 2. Historically, DC came before AC because: A. DC is more useful B. DC is easier to transmit ...
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