Physics · Control Systems
Consider the following statements regarding the advantages of closed-loop negative feedback control systems over open-loop systems: I. The overall reliability of closed-loop systems is less than that of open-loop systems. II. The transient response in a closed-loop system decays more quickly than in an open-loop system. III. In an open-loop system, closing the loop increases the overall gain of the system. IV. In a closed-loop system, the effect of variation of component parameters on its performance is reduced. Which of these statements are correct?
- 1III and IV
- 2II and IV✓
- 3I and II
- 4I and III
Correct answer
II and IV
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