MCQOPTIONS
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MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Control Systems knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The characteristic equation of a control system is given by s6+2s5+8s4+12s3+20s2+16s+16=0 . The number of the roots of the equation which lie on the imaginary axis of s-plane: |
| A. | t0 |
| B. | t2 |
| C. | t4 |
| D. | t6 |
| Answer» D. t6 | |
| 2. |
Assertion (A): Feedback control system offer more accurate control over open-loop systems.Reason (R): The feedback path establishes a link for input and output comparison and subsequent error correction. |
| A. | tBoth A and R are true and R is correct explanation of A |
| B. | tBoth A and R are true and R is not correct Explanation of A |
| C. | tA is True and R is false |
| D. | tA is False and R is true |
| Answer» B. tBoth A and R are true and R is not correct Explanation of A | |
| 3. |
First column elements of the Routh s tabulation are 3, 5, -3/4, , 2. It means that there are: |
| A. | tIs one root in the left half of s-plane |
| B. | tAre two roots in the left half of s-plane |
| C. | tAre two roots in the right half of the s-plane |
| D. | tIs one root in the right half of s-plane |
| Answer» D. tIs one root in the right half of s-plane | |