MCQOPTIONS
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MCQOPTIONS
This section includes 12 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. |
Peak overshoot of step-input response of an underdamped second-order system is explicitly indicative of |
| A. | Settling time |
| B. | Rise time |
| C. | Natural frequency |
| D. | Damping ratio |
| Answer» E. | |
| 2. |
The open-loop transfer function of a unity feedback system is K/(s^2 (s+5))The system is unstable for |
| A. | K>5 |
| B. | K<5 |
| C. | K>0 |
| D. | All of the mentioned |
| Answer» E. | |
| 3. |
AS_ZERO_MOVES_SUFFICIENTLY_LEFT_FROM_THE_ORIGIN_THE_EFFECT_OF_ZERO_BECOMES_LESS_PRONOUNCED.?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
Assertion_(A):_The_zeroes_on_the_real_axis_near_the_origin_are_generally_avoided_in_design.$ |
| A. | : In a sluggish system introduction of zeroes can improve the transient response |
| B. | Both A and R are true and R is correct explanation of A |
| C. | Both A and R are true but R is not correct explanation of A |
| D. | A is true but R is false |
| Answer» C. Both A and R are true but R is not correct explanation of A | |
| 5. |
Zeroes are defined as? |
| A. | Roots of the denominator of the closed loop transfer function |
| B. | Roots of the numerator of the closed loop transfer function |
| C. | Both of the mentioned |
| D. | None of the mentioned |
| Answer» C. Both of the mentioned | |
| 6. |
System with logic switching are : |
| A. | Hang on |
| B. | Bang on |
| C. | Bang-bang |
| D. | Hang out |
| Answer» D. Hang out | |
| 7. |
In optimum time switching curve the system takes : |
| A. | Minimum time in reaching desired location |
| B. | Maximum time in reaching desired location |
| C. | Never reaches |
| D. | No desired location is present |
| Answer» B. Maximum time in reaching desired location | |
| 8. |
Polar plot of G (jw) = 1/jw(jw+t) is |
| A. | Crosses the negative real axis |
| B. | Crosses the negative imaginary axis |
| C. | Crosses the positive imaginary axis |
| D. | None of the mentioned |
| Answer» E. | |
| 9. |
A unity feedback system with open-loop transfer function G (s) = 4/[s(s+p)] is critically damped. The value of the parameter p is |
| A. | 4 |
| B. | 3 |
| C. | 2 |
| D. | 1 |
| Answer» B. 3 | |
| 10. |
Peak overshoot of step-input response of an underdamped second-order system is explicitly indicative of |
| A. | Settling time |
| B. | Rise time |
| C. | Natural frequency |
| D. | Damping ratio |
| Answer» E. | |
| 11. |
The open-loop transfer function of a unity feedback system is K/(s^2 (s+5))The system is unstable for |
| A. | K>5 |
| B. | K<5 |
| C. | K>0 |
| D. | All of the mentioned |
| Answer» E. | |
| 12. |
Electrical time-constant of an armature-controlled dc servomotor is : |
| A. | Equal to mechanical time-constant |
| B. | Smaller than mechanical time-constant |
| C. | Larger than mechanical time-constant |
| D. | Not related to mechanical time-constant |
| Answer» C. Larger than mechanical time-constant | |