Wire and Wireless Communications System - MCQs Part XI - Answers

Answers key for the Answers for the Compiled MCQs in Wire and Wireless Communications System Part 11 of the series as one topic in Electronic System and Technologies (Communications Engineering) in the ECE Board Exam.

Answers in Wire and Wireless Communications - MCQs Part XI

Below are the answers key for the Multiple Choice Questions in Wire and Wireless Communications System - MCQs Part 11.

501. wide area telephone service

502. hybrid

503. Vestigial sideband AM

504. ringing signal

505. transmission level point

506. transmittance crosstalk

507. sectional center

508. The number of persons speaking

509. Charged coupled device

510. paging

511. crosstalk

512. Class 4C

513. ear and mouth

514. addressing

515. less than 300 Hz

516. party lines

517. Antonio Meucci

518. 40 ms

519. 1225

520. Connecticut

521. at origin of fax signals

522. 120

523. 300 Hz

524. 450 Hz

525. 1500 Hz and 2300 Hz

526. 100 Hz

527. transmitter

528. opaque sided drum with one turn scratch

529. insulated drum with one turn wire

530. 90 Hz

531. SSB

532. FM

533. blade

534. 60 V

535. linear slope filter

536. 2.4 kHz oscillator and logic divider

537. 1500 signal

538. average

539. 2300 signal

540. wears slower

541. phasing signals

542. Dial tone

543. Busy tone

544. Battery, over-voltage protection, ringing, supervision, coding, hybrid and testing

545. Flow of loop current

546. Central office

547. Tie line

548. 7.5 km

549. Wire gauge

550. Spacing

Online Questions and Answers Series

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

Wire and Wireless Communications 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 11: MCQs from Number 501 – 550                Answer key: PART XI

Complete List of MCQs in Communications Engineering per topic


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