Electronics and Communication Engineering - Communication Systems

41.
What is the RF amplifier plate voltage when the audio-modulating voltage is +600 V?
-600 V
Zero
600 V
1200 V
Answer: Option
Explanation:
No answer description is available. Let's discuss.

42.
FM has
two sidebands only
four sidebands only
eight sidebands only
infinite sidebands
Answer: Option
Explanation:
No answer description is available. Let's discuss.

43.
The service area of a TV transmitter is a little beyond radio horizon.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

44.
If carrier power is P and amplitude modulation index is m, the total power after modulation is
P
mP
P(1 + m)
Answer: Option
Explanation:
No answer description is available. Let's discuss.

45.
Bit is a unit of
entropy
information
channel capacity
rate of information
Answer: Option
Explanation:
No answer description is available. Let's discuss.