Gibilisco: Teach Yourself Electricity and Electronics Examination Part 2 – Answers

Below are the answers key for the Part 2 Examination Test that includes the the succeeding 10 Chapters of the book Teach Yourself Electricity and Electronics, 5th edition by Stan Gibilisco.

1. 100 – j200.

2. Vary, depending on the extent and phase of mutual coupling.

3. Leading wave B by 90 degrees.

4. 21.2 V.

5. 400 pF.

6. 26.4 V rms.

7. 90 degrees.

8.  Meaningless; true power is dissipated, not transmitted.

9. Simply add up.

10. 72 degrees.

11. −189 Ω

12. 50.0 Ω

13. 41 Ω

14. 471 Ω

15. 1/2 cycle.

16. Power factor.

17. 80 + j20.

18. 1.64 mH.

19. Electrolytic.

20. Is essentially self-shielding.

21. Is equal to output power divided by driving power.

22. A measure of the ease with which a circuit passes ac.

23. Z2= RX / (R2 + X2).

24. They provide a way to represent what happens in resistance-reactance circuits.

25. The frequency (within reason).

26. Zero and positive-going.

27. Varying the net core permeability.

28. True power to VA power.

29. Zo = 100 Ω

30. 40 Ω resistance and 30 Ω inductive reactance.

31. The current leads the voltage by a few degrees.

32. The primary voltage is greater than the secondary voltage.

33. 3.49 MHz.

34. Just one frequency.

35. Negative imaginary.

36. Leads the original wave by 90 degrees of phase.

37. Vector difference of VA and reactive power.

38. 22 μF.

39. The current in the line.

40. Find the net conductance and susceptance, then convert to resistance and reactance, and add these to get R + jX.

41. XL = 60 Ω and R = 25 Ω

42. 180 degrees.

43. −37 degrees.

44. 200 +  j100.

45. Depends on the construction of the line.

46. 50 MHz.

47. Not determinable from the data given.

48. Has increasing capacitance as temperature goes down.

49. 100 μH.

50. 0.531 μH.

Topics Included in the Test from Chapter 9 to Chapter 18

Complete List of Multiple Choice Questions from this Book

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