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  1. Match List-I with List-II and select the correct answer using the codes given below:


    1. a b c d
      3 4 2 1
    2. a b c d
      4 3 1 2
    3. a b c d
      3 2 4 1
    4. a b c d
      4 1 2 3
Correct Option: A

(a)
K1s + K2
=
K1s
+
K2
K3K3K3
→ PD–controller
(b)
K1s2 + K2s + K3
=
K1s
+
K2
+
K3
1
K4sK4K4K4s
→ PID–controller
(c)
K1s + K2
=
K1
+
K2
K3sK3K3s
→ PI–controller
(d)
K1s
=
K1
K2sK2
→ P–controller.
Hence alternative (A) is the correct choice.



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