Electronics and Communication Engineering - Communication Systems
Exercise : Communication Systems - Section 2
- Communication Systems - Section 13
- Communication Systems - Section 25
- Communication Systems - Section 24
- Communication Systems - Section 23
- Communication Systems - Section 22
- Communication Systems - Section 21
- Communication Systems - Section 20
- Communication Systems - Section 19
- Communication Systems - Section 18
- Communication Systems - Section 17
- Communication Systems - Section 16
- Communication Systems - Section 15
- Communication Systems - Section 14
- Communication Systems - Section 1
- Communication Systems - Section 12
- Communication Systems - Section 11
- Communication Systems - Section 10
- Communication Systems - Section 9
- Communication Systems - Section 8
- Communication Systems - Section 7
- Communication Systems - Section 6
- Communication Systems - Section 5
- Communication Systems - Section 4
- Communication Systems - Section 3
- Communication Systems - Section 2
1.
For an ideal 3000 Hz channel, S/N ratio is
Answer: Option
Explanation:
= 26000/3000 - 1 = 3.
2.
Which of the following types of noise assumes greater importance at high frequencies?
Answer: Option
Explanation:
At high frequencies time period of wave and transit time become comparable.
3.
In transistor radio receivers the number of IF amplifier stages are
Answer: Option
Explanation:
Two IF amplifier stages are very commonly used.
4.
To relay outdoor remotely located live programs, TV transmitter use
Answer: Option
Explanation:
Microwave links are used.
5.
If each short element of signal occupies 20 ms, the speed is
20 bauds
50 bauds
bauds0.05 bauds
Answer: Option
Explanation:
.
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