Below are the answers key for the Multiple Choice Questions (MCQs) in Chapter 17: Power and Resonance in AC circuits from the book Teach Yourself Electricity and Electronics, 5th edition by Stan Gibilisco.
1. Imaginary power.
2. Power in a capacitor.
3. 92 watts.
4. True power divided by apparent power.
5. 0.334.
6. 56.6 percent.
7. 57.8 percent.
8. Arctan X/R.
9. 204 watts.
10. 71 Ω
11. Minimizing the loss.
12. Reducing the power output of the source.
13. All of the above.
14. 17 kHz.
15. 15.9 MHz.
16. 9.45 pF.
17. 2.54 μH.
18. 2.84 m.
19. 3.20 MHz.
20. 130 feet.
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