GO Electrical
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The open loop transfer function of a unity feedback system is given by

$$G(s)=\frac{\pi e^{-0.25s}}{s}$$

In $G(s)$ plane, the Nyquist plot of $G(s)$ passes through the negative real axis at the point

  1. $(-0.5,j0)$
  2. $(-0.75,j0)$
  3. $(-1.25,j0)$
  4. $(-1.5,j0)$
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