MCQ in Noise Part 5 – Answers

(Last Updated On: April 25, 2020)

MCQ in Noise Part 5 | ECE Board Exam

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

201. -13 dBm

202. 31.6 µW

203. 3.98 dB

204. Reduced by a factor of 10

205. Noise

206. Attenuation

207. Distortion

208. Amplification

209. Equalization

210. Interference

211. Interference

212. Noise figure

213. A or C

214. Above 30 MHz

215. All of the above

216. Distant stars produce atmospheric noise

217. Noise temperature, Te = (F – 1)290

218. RF amplifier

219. 1.5 dB

220. dBa

221. dBa0

222. 1.656 x 10^-14 Watts

223. dBmC

224. dBmCo

225. line inductance

226. All of the above

227. pWp

228. Atmospheric noise

229. Transmission over power lines and by ground wave

230. Noise factor

231. Noise improvement factor

232. Peak values

233. Precipitation static

234. 8 MHz to 1.43 GHz

235. 15 to 160 MHz

236.  Transit-time

237. Greater than 1

238. Amplification noise

239. Background noise

240. Ignition noise

241. dBk

242. Man-made noise

243. Noise equivalent bandwidth

244. Noise-equivalent temperature

245. Noise filter

246. Noise floor

247. Noise limiter

248. Noise pulse

249. Noise quieting

250. Circuit noise

Questions and Answers in Noise Series

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

MCQ in Noise
PART 1: MCQ from Number 1 – 50                        Answer key: PART 1
PART 2: MCQ from Number 51 – 100                   Answer key: PART 2
PART 3: MCQ from Number 101 – 150                 Answer key: PART 3
PART 4: MCQ from Number 151 – 200                 Answer key: PART 4
PART 5: MCQ from Number 201 – 250                 Answer key: PART 5

Complete List of MCQ in Communications Engineering per topic

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