Analog Communication System MCQs
Practice free Analog Communication System multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 280 questions — no login required.
Question 154easy
In a single side band suppressed carrier AM system, the modulation index is changed from 0 to 1. If thecarrier power is 200 watts, the power content of the signal is
Question 155easy
Modulation system used for video modulation in television broadcast is
Question 156easy
The biggest advantage of VSB system is
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Question 157easy
According to CCIR standards, in vestigial sideband transmission, video frequencies upto
Question 158easy
In a VSB system, the power contained in the sidebands due to a modulating frequency of 4 MHz is 50 watts, the power in the sidebands due to a modulating frequency of 0.5 MHz
Question 159easy
In a VSB system, a modulating frequency of 3 MHz results in a sideband power of 25 watts. If the carrier power is 100 watts, depth of modulation is
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Question 160easy
One of the following is a disadvantage of the VSB system
Question 161easy
In the spectrum of a frequency modulated wave
Question 162easy
In a modulation system, the modulating voltage remains the same, the modulation index is halved when the modulating frequency is doubled, the system is