Digital Communications – 1

1. In Pulse transmitter the ratio of time on to time off is called :

(a) Efficiency
(b) Duty cycle
(c) Base
(d) Bandwidth

Answer

Answer : (b)

Explanation

Explanation : No answer description available for this question. Let us discuss.

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Digital Communications - Exercise - 1
Digital Communications » Exercise - 1 1. In Pulse transmitter the ratio of time on to time off is called : (a) Efficiency (b) Duty cycle (c) Base (d) Bandwidth 2. PCM transmission requires _______ Bandwidth than Amplitude transmission. (a) More (b) Less (c) Same (d) Negligible 3. Which one of the following communication system is digital ? (a) FM (b) AM (c) PCM (d) PAM
Tags: digital, exercise, time, communications, bandwidth, communication, base, cycle, duty, efficiency
Digital Communications – 3
Digital Communications » Exercise - 1 3. Which one of the following communication system is digital ? (a) FM (b) AM (c) PCM (d) PAM
Tags: digital, communications, exercise, communication, engineering
Digital Communications – 2
Digital Communications » Exercise - 1 2. PCM transmission requires _______ Bandwidth than Amplitude transmission. (a) More (b) Less (c) Same (d) Negligible
Tags: digital, communications, exercise, bandwidth, communication, engineering
Television Applications - 3
Television Applications » Exercise - 1 3. The field frequency of HDTV is : (a) 15 (b) 30 (c) 60 (d) 120
Tags: exercise, communication, engineering
Introduction To Satellite Communication - 61
Introduction to Satellite Communication » Exercise - 261. The saving in power in a SSB system is : (a) 100% (b) 75% (c) >=75% (d) 50%
Tags: communication, exercise, engineering

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