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1. |
Refer to the following facts to answer the question, A 50 Hz, 11 kV, 3 phase alternator with earthed neutral having a reactance of 3 ohms per phase and is connected to a bus bar through a circuit breaker, if the distributed capacitance upto CB between the phase and neutral is 0.01 μ F. What is the peak re striking voltage? |
A. | 18.36 kV |
B. | 17.96 kV |
C. | 15.96 kV |
D. | 12.65 kV |
Answer» C. 15.96 kV | |