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The following transfer function G(s) is given below. The process has a lag of 1.6 minutes and pole of -1/3. Approximate the lag with the

The following transfer function G(s) is given below. The process has a lag of 1.6 minutes and pole of -1/3.

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Approximate the lag with the pole-zero 1/1 pades approximation. Compare the difference in the results (with approximation and without approximation) for a unit step change, at time 3 minutes.

-1.68 G(s) = Y(s) (s) 3s +1

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