Below are the answers key for the Multiple Choice Questions in Transmission Fundamentals Part 5.

201. -10 dB

202. 1%

203. 10 dB

204. -3 dB

205. PIN diode

206. 31 ohm, 80.5 ohm

207. 1.5

208. 6 dBm

209. Infinity

210. Minimum

211. 10 dBm

212. 0.2 mW

213. 180° out of phase

214. Purely inductive

215. Coaxial cable, stripline, waveguide

216. 7 dBm

217. All of the above

218. Slower

219. Permanently zero

220. Stub

221. Teflon

222. Surge impedance

223. 4.3 dB

224. Smith chart

225. When return loss is 0 dB

226. 3.1 dB

227. 1.56

228. T1 = 0.81

229. -23 dBm

230. 321 ohms

231. 0.25

232. Steady state

233. Reflection coefficient

234. Transmission loss

235. Decrease

236. Phillip H. Smith

237. Normalized

238. 13 dB

239. Load

240. Insertion loss

241. Directional coupler

242. 3.35

243. 0.0798 W

244. dBm

245. Neper

246. d. 33 dBm

247. Attenuation coefficient

248. Phase-shift coefficient

249. Propagation coefficient

250. Line primary constant

#### Questions and Answers in Transmission Fundamentals Series

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

**MCQ in Transmission Fundamentals**

**MCQ from Number 1 – 50**Answer key:

**PART 1**

**MCQ from Number 51 – 100**Answer key:

**PART 2**

**MCQ from Number 101 – 150**Answer key:

**PART 3**

**MCQ from Number 151 – 200**Answer key:

**PART 4**

**MCQ from Number 201 – 250**Answer key:

**PART 5**

**MCQ from Number 251 – 300**Answer key:

**PART 6**

**MCQ from Number 301 – 350**Answer key:

**PART 7**

**MCQ from Number 351 – 400**Answer key:

**PART 8**

**MCQ from Number 401 – 450**Answer key:

**PART 9**

**MCQ from Number 451 – 500**Answer key:

**PART 10**

### Complete List of MCQ in Communications Engineering per topic