Question 91 : Source of noise in delta modulation is
1. Granularity
2. Slope overload
3. Granularity & Slope overload
4. None of the mentioned
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Question 92 : How can the throughput of the system be increased?
1. Increasing EIRP
2. Increasing channel bandwidth
3. Decreasing system losses
4. All of the mentioned
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Question 93 : In MFSK, R/W
1. Increases with increase in M
2. Increases with decrease in M
3. Decreases with increase in M
4. Is not dependent on M
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Question 94 : When probability of receiving a symbol is 1 then how much information will be obtained?
1. Little information
2. Much information
3. No information
4. None of the mentioned
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Question 95 : Matched filter
1. Is a non linear filter
2. Produces maximum output SNR
3. All of the mentioned
4. None of the mentioned
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Question 96 : QPSK is a composite of
1. Two BPSK
2. Three BPSK
3. Two FSK
4. Two M-ary PSK
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Question 97 : The bandwidth efficiency increases as M increases.
1. True
2. False
3.
4.
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Question 98 : The transmission rate is given as
1. R/log2M
2. log2M/R
3. R/log10M
4. log10M/R
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Question 99 : In time division, connection is established using
1. Data exchange
2. Galvanic connection
3. Data exchange & Galvanic connection
4. None of the mentioned
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Question 100 : A PAM signal can be detected using
1. Low pass filter
2. High pass filter
3. Band pass filter
4. All pass filter
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