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


    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

K1s + K2
=
K1s
+
K2
→ PD—controller
K3K3K3

K1s2 + K2s + K3
=
K1s
+
K2
+
K3
1
→ PID—controller
K4sK4K4K4s

K1s + K2
=
K1
+
K2
→ PI—controller
K3sK3K3

K1s K2s
=
K1
→ P—controller
K2sK2

Hence alternative (A) is the correct choice.



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