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Questions and Answers
Which of the following best describes alternating current (AC)?
Which of the following best describes alternating current (AC)?
- A type of current that flows in one direction only
- A type of current that changes direction periodically (correct)
- A type of current that has no direction
- A type of current that flows in both directions simultaneously
What is the main advantage of using alternating current (AC) over direct current (DC) for long-distance power transmission?
What is the main advantage of using alternating current (AC) over direct current (DC) for long-distance power transmission?
- AC has lower energy losses (correct)
- AC is safer to use
- AC can be easily converted to DC
- AC has higher voltage
What device is commonly used to convert alternating current (AC) to direct current (DC)?
What device is commonly used to convert alternating current (AC) to direct current (DC)?
- Inverter
- Rectifier (correct)
- Generator
- Transformer
