The zero sequence current of a generator for line to ground fault is j 2.4 p.u. The current through the neutral

The zero sequence current of a generator for line to ground fault is j 2.4 p.u. The current through the neutral during the fault is (a) j 0.8 p.u (b) j 2.4 p.u. (c) j 0.24 p.u. (d) j 7.2 p.u. 
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j7.2
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