In the feedback system shown in the given figure, the noise component of output is given by (assume high loop gain at frequencies of interest)

In the feedback system shown in the given figure, the noise component

1.	In the feedback system shown in the given figure, the noise component of output is given by (assume high loop gain at frequencies of interest)
A.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>-N(s)</center></td></tr><tr><td style="text-align: center;">H<sub>1(s)</sub></td></tr></table>
B.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>N(s)</center></td></tr><tr><td style="text-align: center;">H<sub>1(s)</sub></td></tr></table>
C.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>N(s)</center></td></tr><tr><td style="text-align: center;">H<sub>1</sub>(s)H<sub>2</sub>(s)</td></tr></table>
D.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>-N(s)</center></td></tr><tr><td style="text-align: center;">H<sub>1</sub>(s)H<sub>2</sub>(s)</td></tr></table>
Answer» C. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>N(s)</center></td></tr><tr><td style="text-align: center;">H<sub>1</sub>(s)H<sub>2</sub>(s)</td></tr></table>

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In the feedback system shown in the given figure, the noise component of output is given by (assume high loop gain at frequencies of interest)

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