# MCQs in Physics Part VIII - Answers

Answers key for the Compiled MCQs in Physics Part 8 of the series as one topic in General Engineering and Applied Sciences (GEAS) in the ECE Board Exam.

Below are the answers key for the Multiple Choice Questions in Physics - MCQs Part 8.

351. Bernoulli’s Energy Principles

352. Total kinetic energy

353. standing waves are produced

354. Coulomb’s Law

355. Illuminance

356. Pascal’s Principle

357. latent heat of fusion

358. is equal to external pressure on the surface of the liquid

359. Thermo couple thermometer

360. Elastic potential energy

361. Q = -mif

362. Is maximum at 4oC

363. frequency increases

364. molecule

365. the heat needed to increase the temperature to one gram of a substance one degree Celsius

366. remain unaffected

367. decreases

368. convection

369. increases

370. The heat waves

371. They travel faster in air than in solids

372. longitudinal

373. 20 Hz to 20,000 Hz

374. All of the above

375. Ultrasonic sound

377. Its saturated vapor pressure is less than the atmospheric pressure

378. Its volume will decrease when its temperature is lowered

379. temperature

380. Latent heat

381. Joule

382. specific heat

383. pyrometer

384. the kinetic energy of molecules increases

385. directly proportional to the square of its temperature T

386. -40oC

387. a temperature higher than the maximum range of the thermometer

388. Less than 100oC

389. convection of heat

390. same at all temperature

391. molecules move more rapidly

392. decreases

393. -39oC

394. Transverse wave

395. Energy only

396. amplitude

397. reflection of sound

398. pitch

399. a sound wave in air

400. a measure of intensity level

### Online Questions and Answers in Physics Series

Following is the list of practice exam test questions in this brand new series:

College Physics 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

### Complete List of MCQs in General Engineering and Applied Sciences per topic

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