Electronics and Communication Engineering - Communication Systems - Discussion

Discussion Forum : Communication Systems - Section 1 (Q.No. 30)
30.
A 1000 kHz carrier is simultaneously modulated with 300 Hz, 800 Hz and 2 kHz audio sine waves. Which of the following frequency is least likely to be present in the output?
1002 kHz
1000 kHz
999.2 kHz
998.0 kHz
Answer: Option
Explanation:

Frequency present in the sidebands is equal to = fc ± fm, fc ± 2fm , fc ± 3fm .

Discussion:
15 comments Page 2 of 2.

Rakesh Kumar said:   6 years ago
According to option, it is AM multitone technique. I agree @Arnab Bhattacharya.

Aysha said:   7 years ago
@Arnab Bhattachary.

You are absolutely right.

Sujith k said:   1 decade ago
Least likely means with less probability.

Prachi said:   7 years ago
I am not getting this. Please explain it.

Anil said:   8 years ago
Please give explaination properly.


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