MCQOPTIONS
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MCQOPTIONS
This section includes 54 Mcqs, each offering curated multiple-choice questions to sharpen your Electrical Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
In a two phasor servomotor, the direction of rotation of the rotating field depends on? |
| A. | Magnitudes of voltages applied to the two stator windings |
| B. | Phase relation of voltages applied to the two stator windings |
| C. | Both magnitude and phase relationship of voltages applied to the two stator windings |
| D. | None of the above |
| Answer» C. Both magnitude and phase relationship of voltages applied to the two stator windings | |
| 52. |
The effect of adding poles and zeros can be determined quickly by? |
| A. | Nichols chart |
| B. | Nyquist plot |
| C. | Bode plot |
| D. | Root locus |
| Answer» D. Root locus | |
| 53. |
A conditionally stable system is stable for the value of gain between two critical values. It is unstable if? |
| A. | The gain is increased beyond upper critical value |
| B. | The gain is decreased below lower critical value |
| C. | Both A and B |
| D. | None of the above |
| Answer» D. None of the above | |
| 54. |
The distance of poles from origin depends on? |
| A. | Uqndamped natural frequency |
| B. | Damping ratio |
| C. | Both A and B |
| D. | Neither A nor B |
| Answer» B. Damping ratio | |