Answers key for the Compiled MCQs in Radiation and Wave Propagation Part 8 of the series as one topic in Electronic System and Technologies (Communications Engineering) in the ECE Board Exam.

Below are the answers key for the Multiple Choice Questions in Radiation and Wave Propagation - MCQs Part 8.

351. All of these

352. Oscillations that propagate through free space

353. Electric field

354. Electric field (E-field) and magnetic field

355. Wavefront

356. Ray

357. Power density

358. Field intensity

359. A or C is correct

360. Inductance

361. B or C is correct

362. A and B

363. A or C is right

364. Smaller value of dielectric constant

365. The ratio of velocity of light in free space to the velocity of light in a given material

366. A and B are incorporated

367. A and B

368. Is a reflection from a perfectly smooth surface

369. Rayleigh criterion

370. Standing waves

371. Interference

372. Isotropic source

373. 300,000 km/sec

374. Magnetic field

375. Measures power density, magnetic field intensity, and electric field intensity

376. Should take place at one medium

377. All of these

378. Ground wave

380. B and C

381. All of these

383. All of the above

384. All of these

385. Duct propagation

386. Increase

387. Increasing refraction

388. B or C

389. A and C

390. E layer

391. F layer

392. Virtual height

393. Skip distance

394. Maximum usable frequency, MUF

395. Multihop transmission

396. Hop

398. Diversity techniques

399. Frequency diversity

400. Space diversity

### Online Questions and Answers Series

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

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

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