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Communication Systems

Communication Systems
Full duplex operation permits transmission in both directions at the same time.

True
False

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Communication Systems
The maximum power output of a standard A earth station over the total band allocated to satellite communication is about

20 kW
50 kW
0.5 kW
8 kW

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Communication Systems
Fourier analysis indicate that a square wave can be represented as

A fundamental sine wave and odd harmonics
A fundamental sine wave and harmonics
Fundamental and subharmonic sine waves
A fundamental sine wave and even harmonics

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Communication Systems
In a TV receiver antenna the length of reflector rod

Is less than that of dipole
Is the same as that of dipole
May be equal, more or less than that of dipole
Is more than that of dipole

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Communication Systems
The main function of a balanced modulator is to

Produce balanced modulation of a carrier wave
Produce 100% modulation
Limit noise picked by a receiver
Suppress carrier signal in order to create a single-sideband or double sideband

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Communication Systems
PAM stands for

Phase Amplitude Modulation
Phase Analogue Modulation
Pulse Analogue Modulation
Pulse Amplitude Modulation

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MORE MCQ ON Communication Systems

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