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A type – 2 system has its transfer function for open loop represented by G(s)  H(s) = $\frac{4\left ( 1+s \right )}{s^{2}\left ( 1+0.1s \right )}$ in the s – plane Nyquist shows that are no poles within the path of values of s. It further shows that there is no encirclement of  - 1 + j -0 . Then what is the number of zeros at the said plot?

            (a) 1                 (b) 0                 (c) 2                 (d) 3

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