Calculate the value of the short circuit ratio if the per unit value of synchronous reactance is 4.2 .

Calculate the value of the short circuit ratio if the per unit value o

1.	Calculate the value of the short circuit ratio if the per unit value of synchronous reactance is 4.2 .
A.	0.26
B.	0.23
C.	0.67
D.	0.72
Answer» C. 0.67