Electronics and Communication Engineering - Communication Systems

6.
In cell communication
carrier frequency change
carrier frequency constant
depend upon location
depend upon geographical area
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
A ground wave travels along surface of ground.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
In narrowband FM, the modulation index is
near unity
about 100
about 0.1
about 300
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
A single-sideband (SSB) signal contains 3 kW. The power content of the carrier is __________ kW.
2
2
3
0
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
Waves of frequencies higher than 30 MHz penetrate the atmosphere.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.