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GATE ECE 2006 | Question-80

Statement for Linked Answer Questions 80 and 81
Consider the following Amplitude Modulated (AM) signal, where $f_{m}<\mathrm{B}$
\[x_{\mathrm{AM}}(t)=10\left(1+0.5 \sin 2 \pi f_{m} t\right) \cos 2 \pi f_{c} t\]

The average side-band power for the AM signal given above is

  1. $25$
  2. $12.5$
  3. $6.25$
  4. $3.125$
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