E4 14 Consider the unity feedback system shown in Figure E4 14 The system has two parameters, the controller gain K and the constant K1 in the process (a) Calculate the sensitivity of the closed loop transfer function to changes in K1 (b) How would you select a value for K to minimize the effects of external disturbances, Td1s2 FIGURE E4 14 Closed loop feedback sys tem with two parameters, K and K Controller Ta(s) Process R(s) K 1 Y(s) s(s K)

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E4 14 Consider the unity feedback system shown in Figure E4 14  The system has two parameters, the controller gain K and the constant K1 in the process  (a) Calculate the sensitivity of the closed loop transfer function to changes in K1  (b) How would you select a value for K to minimize the effects of external disturbances, Td1s2  FIGURE E4 14 Closed loop feedback sys  tem with two parameters, K and K  Controller Ta(s)   Process R(s) K 1 Y(s) s(s K)

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Question: E4.14 Consider the unity feedback system shown in Figure E4.14. The system has two parameters, the controller gain K and the constant K1 in the

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