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ESE EC 2018 Achiever Study Plan: Communication Systems Quiz 4
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Question 1
In the sinusoidal pulse-width modulation scheme, if the zero of the triangular wave coincides with the zero of the reference sinusoidal, then the number of pulses per half cycle is?
Where fc is the frequency of the carrier wave and f is the frequency of the sinusoid.
Where fc is the frequency of the carrier wave and f is the frequency of the sinusoid.
Question 2
Match List-I (Characteristic) with List-II (Modulation) and select the correct answer using the code given below the lists:
List-I
A- Capture effect is a
B- Granular noise occurs in
C- Guard band is required in
List-II
1. FDM
2. PCM
3. FM
List-I
A- Capture effect is a
B- Granular noise occurs in
C- Guard band is required in
List-II
1. FDM
2. PCM
3. FM
Question 3
In differential PCM, each word indicates:
Question 4
The demodulation of a delta modulated signal is achieved by
Question 5
DPCM is particularly suited for
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Feb 14ESE & GATE EC
