# MCQs in Physics Part XII - Answers

Answers key for the Compiled MCQs in Physics Part 12 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 12.

551. Transverse waves

552. Longitudinal waves

553. Wave front

554. Constructive interference

555. Destructive interference

556. Huygen’s principle

557. Refraction

558. Stationary Wave

559. nodes

560. antinodes

561. sound

562. forced vibration

563. resonance

564. interference

565. Doppler effect

566. sonic-boom shock wave

567. supersonic

568. ultrasonic

569. acoustic

570. musical tone

571. noise

572. pitch

573. pitch

574. loudness

575. intensity

576. intensity level

577. bel

578. musical scale

579. reverberation

580. reflection

581. rectilinear propagation

582. polarization

583. wave theory or adulatory theory of light

584. quantum theory

585. luminous flux

586. candle

587. lumen

588. luminous intensity

589. illuminance

591. photometer

592. luminance

593. both a and b

594. spherical aberration

595. index of refraction

596. absolute index of refraction

597. mirage

598. total internal refraction

599. principal focus

600. focal length

### 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 12: MCQs from Number 551 – 600                 Answer key: PART XII

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