Electronics and Communication Engineering - Communication Systems - Discussion

Discussion Forum : Communication Systems - Section 8 (Q.No. 44)
44.
A 400 W carrier is amplitude modulated with m = 0.75. If single side band suppressed carrier is used the total power in modulated wave is
400 W
512 W
112 W
56 W
Answer: Option
Explanation:

.

Discussion:
2 comments Page 1 of 1.

Raju said:   6 years ago
Pt = Pc * m^2/4.
Pt = 400 * 0.75^2/4,
= 56.
Answer D.

Anu priya said:   7 years ago
Please clarify the formula used to calculate this question.

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