MCQs in Transmission Fundamentals Part III - Answers

Below are the answers key for the Multiple Choice Questions in Transmission Fundamentals - MCQs Part 3.

101. the difference between the frequency at which the cutoff wavelength is twice the narrow dimension

102. at a distance of one quarter –wavelength from the sealed end

103. A high value of resistance

104. an impedance mismatch between the line and the load

105. the line behaves as a parallel-tuned circuit in relation to the generator

106. any convenient value

107. at the beginning and at the end of the cable

108. its input impedance at the generator is equal to the line’s surge impedance

109. transfer maximum power to the load

110. 3

111. SWR

112. F3C and A3E

113. AWG #19

114. Wavelength

115. square root of the dielectric constant

116. Waveguide

117. balun

118. 0.5 km

119. mode

120. 3 GHz

121. Waveguides

122. entropy

123. reduced electromagnetic interference

124. all of the above

125. inductance

126. Coaxial

127. length

128. 120 ohms

129. Z_o = Z_L

130. adjusting the length of transmission line

131. Standing waves

132. 1

133. 1.46

134. 0

135. Reflection coefficient

136. 1.5

137. 300 MHz

138. Antennas

139. Parallel resonant circuit

140. Series resonant circuit

141. Coaxial

142. Twisted pair

143. Coaxial cable

144. Length of the wire

145. preventing AC power supply voltage from being shorted by a balun or band splitter

146. Adjacent channel interference

147. Reducing the effect of noise on the TVRO video signal

148. 40db

149. Frequency and voltage

150. 3-dB loss

Online Questions and Answers Series

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

Transmission Fundamentals 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

PART 6: MCQs from Number 251 – 300                 Answer key: PART VI

PART 7: MCQs from Number 301 – 350                 Answer key: PART VII

PART 8: MCQs from Number 351 – 400                 Answer key: PART VIII

PART 9: MCQs from Number 401 – 450                 Answer key: PART IX

PART 10: MCQs from Number 451 – 500                Answer key: PART X

SEE: More Questions and Answers in Transmission Fundamentals

Complete List of MCQs in Communications Engineering per topic

Series of Multiple Choice Questions in Electronics Systems and Technologies

---