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Electronics and Communication Engineering - Communication Systems

Exercise : Communication Systems - Section 14
36.
If B is channel bandwidth, S is signal power and N is the total noise within the channel bandwidth, the channel capacity C of a white band limited gaussian channel is
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
An amplifier of passband 450 kHz to 460 kHz will be named as
video amplifier
audio frequency amplifier
tuned voltage amplifier
wideband amplifier
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
Which of the following statement is false?
A stationary process is always a ergodic process
A ergodic process is always a stationary random process
It is possible to have a stationary random
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
In amplitude modulation, the magnitude of side bands is
ma/2 times the carrier amplitude, Ec
ma times the carrier amplitude, Ec
2ma times the carrier amplitude, Ec
4ma times the carrier amplitude, Ec
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
For broadcasting purpose, full AM signal is preferred to SSB signal because
it requires large bandwidth
generation of full AM is easier
detection of full AM is simpler
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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