Consider the following statements:1. Adding a zero to the G(s)H(s) tends to push root locus to the left.2. Adding a pole to the G(s)H(s) tends to push root locus to the right.3. Complementary root locus (CRL) refers to root loci with positive K.4. Adding a zero to the forward path transfer function reduces the maximum overshoot of the system.Which of the above statements are correct?

Consider the following statements:1. Adding a zero to the G(s)H(s) ten

1.	Consider the following statements:1. Adding a zero to the G(s)H(s) tends to push root locus to the left.2. Adding a pole to the G(s)H(s) tends to push root locus to the right.3. Complementary root locus (CRL) refers to root loci with positive K.4. Adding a zero to the forward path transfer function reduces the maximum overshoot of the system.Which of the above statements are correct?
A.	1, 2 and 3 only
B.	3 and 4 only
C.	1, 2 and 4 only
D.	1, 2, 3 and 4
Answer» D. 1, 2, 3 and 4

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Consider the following statements:1. Adding a zero to the G(s)H(s) tends to push root locus to the left.2. Adding a pole to the G(s)H(s) tends to push root locus to the right.3. Complementary root locus (CRL) refers to root loci with positive K.4. Adding a zero to the forward path transfer function reduces the maximum overshoot of the system.Which of the above statements are correct?

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