The impedance value of generator is 0.2 p.u. on a base value

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The impedance value of generator is 0.2 p.u. on a base value of 11 kV, 50 MVA. The impedance value for a base value of 22 kV, 150 MVA is _______ p.u.

1. 5 p.u
2. 1.5 p.u
3. 0.15 p.u
4. 15 p.u

Correct Option: C

X_new =	150	×		11		²	× 0.2
	50			22

= 0.15 p.u