Teach Yourself Electricity and Electronics Final Examination – Answers

(Last Updated On: December 8, 2017)

Answers key in Teach Yourself Electricity and Electronics Final Examination

Below are the answers key in Teach Yourself Electricity and Electronics Final Examination that that could test your knowledge and learning after reading the book Teach Yourself Electricity and Electronics, 5th edition by Stan Gibilisco.

1. D. Gets larger positively.

2. D. Detecting CW.

3. D. Oscillator.

4. D. Increase the operating speed.

5. C. Kilowatt hours.

6. D. The I2R losses are lower.

7. E. An insect robot.

8. B. Superior image quality.

9. E. Collector.

10. A. A triangle. 

11. B. Gets more and more negative.

12. D. 7.72 microseconds.

13. B. A photovoltaic cell.

14. A. The connection between a computer and its monitor.

15. C. 250 mA.

16. A. An electronic calculator.

17. B. Contained in sidebands.

18. D. Placing a small variable capacitor across the crystal.

19. A. The current is the same through each one.

20. B. Protect the diodes against surge currents.

21. D. Zero reactance.

22. D. 800 μH.

23. E. Channel.

24. C. 180 degrees.

25. B. 10-3 V.

26. E. Susceptance.

27. E. Watts.

28. A. Current lags voltage by 90 degrees.

29. C. A Klystron.

30. C. At right angles to the flow of current.

31. E. 360 degrees.

32. A. Higher speed.

33. D. Keep wire leads short.

34. B. It can be easily stepped up or down in voltage.

35. B. Has a unique number of protons.

36. A. 1:16.

37. E. Nonlinear.

38. A. Current.

39. A. Carbon composition.

40. A. Machines can see at wavelengths to which human eyes are blind.

41. C. A NOT gate.

42. E. A ratio detector.

43. C. Gallium arsenide.

44. C. The dc collector voltage is positive.

45. A. A capacitor in parallel with the rectifier output.

46. D. The impedance is complex.

47. D. 100 V.

48. E. Becomes large positively.

49. E. Derivative.

50. B. Is slanted with respect to the rotational axis.

51. A. Are easily damaged by static electricity.

52. C. Ohms per meter.

53. B. Employs N-channel and P-channel FETs on a single chip.

54. B. Waveform.

55. B. Resistances in parallel.

56. D. FM.

57. A. Usually more important in transmitting systems than in receiving systems.

58. D. High and resistive.

59. C. Current lags voltage by less than 90 degrees.

60. E. 120 degrees.

61. E. Voltage.

62. A. 15 ohms.

63. D. 10 ohms.

64. C. The commutative property.

65. A. A secondary cell.

66. B. 105 ohms.

67. D. ROM.

68. B. Inversely proportional to the distance between them.

69. B. Saturation.

70. D. Large, high-gain antennas are not required.

71. E. There isn’t enough information given here to figure it out.

72. E. All of the foregoing.

73. B. Resistors.

74. E. Energy.

75. D. 12 V rms ac.

76. A. Wave X lags wave Y by 90 degrees.

77. C. Class-B.

78. C. A machine vision system.

79. C. Multivibrator.

80. B. Junction capacitance.

81. E. Very large unit.

82. D. Varactor.

83. D. Compounds.

84. C. Effective value.

85. D. Data storage capacity.

86. A. The circuit had better have a fuse or a circuit breaker.

87. B. Frequency.

88. C. The majority carriers are holes.

89. E. An electromagnet.

90. C. Ease with which a circuit passes ac.

91. C. The emitter is at signal ground.

92. D. -50 ohms.

93. C. A circuit has no reactance.

94. C. Allows a robot to tell from which direction a sound is coming.

95. B. Henry.

96. C. 12 dB.

97. D. A light-emitting diode.

98. E. To discharge the filter capacitors after the supply is shut off.

99. E. 11.1 W.

100. C. Is retained after the power is removed.

Complete List of Multiple Choice Questions from this Book

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