Below are the answers key for the Multiple Choice Questions in Fiber Optics Communications – MCQs Part 3.
101. Synchronous Optical Network
102. An attenuation increase caused by bends radiating from the side of the fiber
103. 700 – 1200 nm
104. Higher losses
105. Optical Time Domain Reflectometer
106. All of these
107. Noise
108. 0.01
109. 0.02
110. 0.05
111. Stepped index operation
112. Refractive index
113. Both fusion and butt
114. Optoisolator
115. 4 %
116. Antireflection coating
117. Cladding boundary at high angle
118. Refraction
119. It has high losses
120. Light power out of a fiber
121. Cancels reflective waves
122. Amplification of optical signal
123. Snell’s law
124. 5
125. Wavelength dependence of the index of refraction
126. Dependence of the propagation constant on the mode number
127. Absorption and Rayleigh scattering
128. Dispersion
129. Product of the bandwidth and distance
130. Quantum efficiency
131. Holes and electrons
132. PMT
133. Intensity
134. Photocurrent
135. PMT
136. 0.15 dB
137. White
138. 40 GHz
139. 0.1
140. Polymer jacket
141. Directly proportional to the Planck’s constant
142. 1.5
143. 2.0
144. Angstroms
145. 0.01 dB or less
146. Optical power meter
147. Beam-splitting coupler
148. Diffuse reflection
149. Lithium Niobate
150. Intensity modulation and polarization modulation
Online Questions and Answers Series
Following is the list of practice exam test questions in this brand new series:
Complete List of MCQs in Communications Engineering per topic
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