MCQs in Noise Part II – Answers

(Last Updated On: December 8, 2017)

Answers in Noise - MCQs Part II

Below are the answers key for the Multiple Choice Questions in Noise – MCQs Part 2.

51. 32

52. 15

53. 75

54. -90 dBm

55. B and C above

56. positive

57. -85 dBm

58. -90 dBm

59. -85 dBm

60. above 30 MHz

61. Atmospheric noise

62. Distant stars are another source of man-made noise

63. Sun

64. A random voltage across the resistor does not exist

65. unchanged

66. Impulse noise voltage is dependent on bandwidth

67. 4.0 µV

68. 2,518 Ω

69. 0.5 mV

70. 875 Ω

71. Input noise voltage

72. an unwanted form of energy tending to interfere with the proper and easy reception and reproduction of wanted signals

73. 39.4

74. 30.3

75. 174 K

76. Thermal agitation

77. Thermal agitation

78. narrowing the bandwidth

79. microvolts

80. Mixer

81. 1.6 dB

82. MESFET

83. 5.5 µV

84. Transit-time noise

85. 11 years

86. All of the above

87. Quantizing noise

88. Impulse noise

89. Crosstalk

90. All of these

91. Miscellaneous noise

92. Psophometer

93. Cosmic noise

94. Solar noise

95. Noise density

96. Increase channel bandwidth

97. Lightning

98. Space noise

99. Thunderstorms

100. MESFET

Online Questions and Answers Series

Following is the list of Practice Exam Test Questions in this brand new series:

Noise MCQs
PART 1: MCQs from Number 1 – 50                        Answer key: PART I
PART 2: MCQs from Number 51 – 100                   Answer key: PART II
PART 3: MCQs from Number 101 – 150                 Answer key: PART III
PART 4: MCQs from Number 151 – 200                 Answer key: PART IV
PART 5: MCQs from Number 201 – 250                 Answer key: PART V

Complete List of MCQs in Communications Engineering per topic

MCQs in Noise Part II – Answers
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