MCQOPTIONS
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MCQOPTIONS
This section includes 13 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. |
In second order system gain margin is : |
| A. | Zero value |
| B. | Finite value |
| C. | Infinite value |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 2. |
The parameter which is constant along the constant N circle : |
| A. | Frequency |
| B. | Phase angle |
| C. | Magnitude |
| D. | Open loop gain |
| Answer» C. Magnitude | |
| 3. |
A polar plot intersects the unit circle at a point making -45° to the negative real axis then the phase margin of the system is : |
| A. | -45° |
| B. | 45° |
| C. | 180°-45° |
| D. | 180°+45° |
| Answer» C. 180°-45° | |
| 4. |
The important figures of merit to the system in frequency domain are : |
| A. | Maximum value of resonant peak |
| B. | Value of resonance frequency |
| C. | Maximum value of resonant peak and Value of resonance frequency |
| D. | Minimum value of resonance frequency |
| Answer» D. Minimum value of resonance frequency | |
| 5. |
IN_SECOND_ORDER_SYSTEM_GAIN_MARGIN_IS_:?$ |
| A. | Zero value |
| B. | Finite value |
| C. | Infinite value |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 6. |
The parameter which is constant along the constant N circle ? |
| A. | Frequency |
| B. | Phase angle |
| C. | Magnitude |
| D. | Open loop gain |
| Answer» C. Magnitude | |
| 7. |
A polar plot intersects the unit circle at a point making -45° to the negative real axis then the phase margin of the system is :$ |
| A. | -45° |
| B. | 45° |
| C. | 180°-45° |
| D. | 180°+45° |
| Answer» C. 180¬¨¬®‚Äö√†√ª-45¬¨¬®‚Äö√†√ª | |
| 8. |
In q(s) plane Nyquist plot is symmetrical about the : |
| A. | Imaginary axis |
| B. | Real axis |
| C. | Origin |
| D. | None of the mentioned |
| Answer» C. Origin | |
| 9. |
Cut-off rate is the ability of the system to distinguish the signal from _____________ |
| A. | Bandwidth |
| B. | Noise |
| C. | Resonance peak |
| D. | Magnitude |
| Answer» C. Resonance peak | |
| 10. |
Bandwidth is : |
| A. | Range of frequencies for which the system gain is more than-3dB |
| B. | This is considered good range for transmission of signals |
| C. | For better communication bandwidth of signal must be less |
| D. | All of the mentioned |
| Answer» E. | |
| 11. |
Frequency of oscillation in time domain correspond to : |
| A. | Resonance peak |
| B. | Resonant frequency |
| C. | Bandwidth |
| D. | Cut-off rate |
| Answer» C. Bandwidth | |
| 12. |
Maximum peak overshoot in time domain corresponds to : |
| A. | Resonance peak |
| B. | Resonant frequency |
| C. | Bandwidth |
| D. | Cut-off rate |
| Answer» B. Resonant frequency | |
| 13. |
Closed loop frequency response is very useful as : |
| A. | It approximately predicts the time response of the systems |
| B. | Time response are converted into time domain specifications |
| C. | After design time domain specification is converted into frequency domain |
| D. | All of the mentioned |
| Answer» E. | |