MCQ in Modulation Part 13 – Answers

(Last Updated On: April 18, 2020)

MCQ in Modulation Part 13 | ECE Board Exam

Below are the answers key for the Multiple Choice Questions in Modulation Part 13.

601. RF section

602. balanced modulator

603. simplify the frequency stability problem in reception

604. ISB

605. delayed AGC

606. modulation

607. automatic gain control

608. the carrier frequency changes

609. multiplication

610. information signal is distorted

611. envelope

612. Vm > Vc

613. sidebands

614. 1.6 W

615. 33.3 percent

616. 85 W

617. DSB

618. SSBFC

619. 80%

620. SSBSC

621. SSBRC

622. independent sideband

623. vestigial sideband

624. peak envelope power

625. tuning is easy

626. balanced modulator

627. balanced lattice modulator

628. mechanical filter

629. SAW filter

630. information signal

631. carrier recovery circuit

632. ACSSB

633. multiplexing

634. FDM

635. QM

636. peak envelope power

637. class A RF output amplifier

638. H3E

639. balanced modulator

640. simplify the frequency stability problem in reception

641. ISB

642. less spectrum is used

643. depends upon the use

644. a 3.8485 MHz sine wave

645. 384.5 W

646. peak envelope power

647. 250 to 333 W

648. 0% modulation

649. modulation

650. carrier signal

Questions and Answers in Modulation Series

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

MCQ in Modulation
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
PART 6: MCQ from Number 251 – 300                 Answer key: PART 6
PART 7: MCQ from Number 301 – 350                 Answer key: PART 7
PART 8: MCQ from Number 351 – 400                 Answer key: PART 8
PART 9: MCQ from Number 401 – 450                 Answer key: PART 9
PART 10: MCQ from Number 451 – 500                 Answer key: PART 10

Complete List of MCQ in Communications Engineering per topic

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