Question:-
Match List-I (Property) with List-II (System) and select the correct answer using the code given below the Lists :
List-I
A. Resonance
B. On-off control
C. Natural frequency
D. Feedback signal
List-II
1. Closed-loop control system
2. Free vibrations
3. Excessively large amplitude
4. Mechanical brake
Option (A)

A B C D
1 2 4 3

Option (B)

A B C D
3 4 2 1

Option(C)

A B C D
1 4 2 3

Option(D)

A B C D
3 2 4 1

Correct Option:
(B)
Question Solution:
(1) Resonance ® Excessively large amplitude
(2) On-off control ® mechanical brake
(3) Natural frequency ® Free vibration
(4) Feedback single ® Closed loop control system
question-answer-faq-6371