Below are the answers key for the Multiple Choice Questions in Modulation – MCQs Part 11.

501. filtering

502. absolute phase shift

503. differential phase shift

504. one sideband

505. demodulator

506. amplitude distortion

507. modulator

508. amplitude distortion

509. frequency distortion

510. envelope detector

511. second-order intercept distortion

512. frequency domain

513. insertion loss

514. balanced modulator

515. TV broadcasting

516. insertion loss

517. increased by 50 percent

518. 500 kHz and 2.5 MHz

519. equivalent noise temperature

520. coherent

521. asynchronous

522. lattice modulator

523. envelope detection

524. TRF

525. it is very complex to construct

526. switches

527. heterodyne

528. 70%

529. preselector

530. preselector

531. DSB

532. RF amplifier

533. IF strip

534. audio detector

535. 876.5 and 883.5 kHz

536. crystals

537. detector

538. gang tuning

539. linear devices

540. high-side injection

541. series and parallel resonant circuit

542. tracking

543. tracking error

544. using three-point tracking

545. 2 kHz

546. image frequency

547. image frequency

548. 2997 and 3003 kHz

549. image frequency rejection ratio

550. double spotting

### Online Questions and Answers Series

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

**Modulation MCQs**

**MCQs from Number 1 – 50**Answer key:

**PART I**

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

**PART II**

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

**PART III**

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

**PART IV**

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

**PART V**

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

**PART VI**

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

**PART VII**

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

**PART VIII**

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

**PART IX**

**MCQs from Number 501 – 550**Answer key:

**PART XI**