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Electronics Engineering Exam 2: ECE Pre-Board – Answers

(Last Updated On: December 8, 2017)

Electronics Engineering Exam 2 - Answers

Below are the answers key for the 100 items set of Practice Examination 2 in Electronics Engineering composed of previous Board Exams Questions and cautiously selected questions from various topics in Electronics Engineering that could possibly be given in the board.

1. Control unit

2. Flux and speed

3. Charge stored

4. A network consisting of one inductor and two capacitors or two inductors and one capacitor

5. Reluctance

6. increase current capacity

7. Weber

8. A series regulator

9. zero

10. 100 turns

11. The junction diode

12. Tunnel diode

13. row decoders

14. Electrons

15. low permeability

16. be decreased

17. negative and positive ions

18. Reverse current

19. Halved

20. Counter emf

21. 2.4 volts to 200 volts

22. Pi-L-network

23. Isolation transformer

24. The flux density, which exist in the iron core when the magnetic field intensity is reduced to zero.

25. increased voltage supply

26. 2

27. Flip-flop

28. 1 watt or less

29. No current flows from emitter to collector

30. macro-instruction

31. a lower input resistance

32. Eddy

33. Light waves

34. 50.3 MHz

35. Lenz Law

36. Cryogenics

37. 1.77 watts

38. Increase

39. ALU

40. ROM

41. 140 W

42. 5.455 A

43. Access time

44. noise margin

45. Resonance

46. 16

47. 101111

48. OR gate

49. Logic monitor

50. Within 1%

51. Coupling

52. Conductance

53. As an RF detector

54. Lithium

55. Logic probe

56. 4

57. Its internal capacitance varies with the applied voltage

58. Coulomb’s first law

59. C

60. Counter

61. 4 cells

62. A regulator in which the conduction of a control element is varied in direct proportion to the voltage or load current.

63. Electrons

64. more current capacity

65. nibble

66. oxidizing

67. 1.5 V

68. propagation delay

69. Beta

70. Interpreter

71. Retentivity

72. MESFET

73. The frequency at which capacitive reactance equals inductive reactance

74. Damping

75. Code converter

76. Typical power rating of carbon-composition resistors ranged from 0.001 W to 0.1 W

77. Two electrodes of the same metal provide the highest voltage output

78. Linear circuit

79. Phanotron

80. Toroid

81. Ionization

82. Varistor

83. 18.9 kHz

84. as long as power is applied and the memory is refreshed periodically

85. capacitance of inductive coupling from tuned circuit

86. CPU

87. 60

88. Emitter

89. Class A

90. At/Wb

91. 59.5 %

92. They are smaller

93. Increased overall gain

94. Diode resistance is either very low or very high on either direction

95. ionization

96. Bridges

97. flow chart

98. Approximately 1

99. The feedback connection to the error amplifier is made directly to the load

100. an area of low charge density around P-N junction

What’s next in line?

Complete List of Electronics Engineering Exams: ECE Pre-Board

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