MCQ in Radiation and Wave Propagation Part 2 – Answers

Below are the answers key for the Multiple Choice Questions in Radiation and Wave Propagation Part 2.

51. fading

52. they are very reliable

53. 12 GHz

54. affected by the solar cycle

55. to prevent sky-wave and upper ray interference

56. frequency diversity

57. window

58. space waves

59. UHF

60. tilting

61. the physical orientation of electric field in space

62. attenuation

63. their frequency

64. may occur around the edge of a sharp object

65. Perpendicular to both the magnetic field and the wave direction

66. X-rays

67. Energy

68. Long distance radio communication

69. Blue

70. Pitch

71. Can appear on screen

72. Frequency

73. Either A or B above

74. Dependent on the indexes of refraction of the two media

75. E layer

76. The splitting of white light into its component colors in refraction

77. Always seems less than its actual depth

78. That has a lower index of refraction

79. 90 degrees

80. Candela

81. Low-wattage light bulb

82. 8000 lx

83. 18 degrees

84. 0 degrees

85. 1.52

86. 1.3

87. 60 degrees

88. 2π sr

89. 1508 lx

90. Direct wave

91. Refracted

92. 300 KHz to 3 MHz

93. 3 to 30 MHz

94. Sky wave

95. HF

96. 53.2 mi

97. Increase antenna height

98. Inverse square law

99. Sky wave

100. F2

Questions and Answers in Radiation and Wave Propagation Series

Following is the list of multiple choice questions in this brand new series:

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