Below are the answers key for the Multiple Choice Questions (MCQs) in Chapter 9: Alternating Current Basics from the book Teach Yourself Electricity and Electronics, 5th edition by Stan Gibilisco.

1. Frequency.

2. Period.

3. A single pip.

4. Equal to 1 divided by the frequency.

5. 6 kHz.

6. 1/360 cycle.

7. 18.

8. 11,120 radians per second.

9. Has equal rise and decay rates.

10. Has three waves, all of the same magnitude.

11. Zero.

12. Has a magnitude equal to the sum of the two originals.

13. 165 V.

14. 331 V.

15. Twice the peak value.

16. + 210 V and – 120 V.

17. 331 V.

18. The type of natural energy source used.

19. Pulsating dc.

20. Ac is easier to transform from one voltage to another.

### Complete List of Multiple Choice Questions from this Book