Numerical -Peak restriking voltage for given distributed capacitance of 3-phase alternator

Q.  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?

- Published on 17 Nov 15

a. 18.36 kV
b. 17.96 kV
c. 15.96 kV
d. 12.65 kV

ANSWER: 17.96 kV

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