Which of the following is the transfer function of a system having the Nyquist plot in figure below?

K(s + 1)(s + 3)s2(s + 2)(s + 5)

Which of the following is the transfer function of a system having the

1.	Which of the following is the transfer function of a system having the Nyquist plot in figure below?
A.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>K</center></td></tr><tr><td style="text-align: center;">s(s + 2)<sup>2</sup>(s + 5)</td></tr></table>
B.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>K</center></td></tr><tr><td style="text-align: center;">s<sup>2</sup>(s + 2)(s + 5)</td></tr></table>
C.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>K(s + 1)</center></td></tr><tr><td style="text-align: center;">s<sup>2</sup>(s + 2)(s + 5)</td></tr></table>
D.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>K(s + 1)(s + 3)</center></td></tr><tr><td style="text-align: center;">s<sup>2</sup>(s + 2)(s + 5)</td></tr></table>
Answer» C. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>K(s + 1)</center></td></tr><tr><td style="text-align: center;">s<sup>2</sup>(s + 2)(s + 5)</td></tr></table>

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Which of the following is the transfer function of a system having the Nyquist plot in figure below?

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