MCQOPTIONS
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MCQOPTIONS
This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Electrical Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A balanced 3-phase system consists of_______________? |
| A. | zero sequence currents only |
| B. | positive sequence currents only |
| C. | negative and zero sequence currents |
| D. | zero, negative and positive sequence currents |
| Answer» C. negative and zero sequence currents | |
| 2. |
A 50 Hz 3 phase synchronous generator has inductance per phase of 15mH. The capacitance of generator and the circuit breaker is 0.002μ F. What is the natural frequency of oscillation? |
| A. | 29 kHz |
| B. | 2.9 kHz |
| C. | 290 kHz |
| D. | 29 MHz |
| Answer» B. 2.9 kHz | |