Question

An l-g fault occurs on an ungrounded generator in which the positive, negative and zero sequence reactances are j0.25pu, j0.25 pu and j0.15 pu respectively and teh neutral is grounded throught a reactance of j0.05 pu. The prefault voltage is 0.1 pu. The total fauly currecnt is

Answer 1

Answer:

answer is 3.75 pu

Explanation:

right answer is 3.75 pu