A transformer has turn ratio of a = 10. The primary on application of 200 V draws 4 A with secondary open circuited which is found to have a voltage of 1950 V. Then, L1 is equal to ______________

A transformer has turn ratio of a = 10. The primary on application of

1.	A transformer has turn ratio of a = 10. The primary on application of 200 V draws 4 A with secondary open circuited which is found to have a voltage of 1950 V. Then, L1 is equal to ______________
A.	0.19 H
B.	0.159 H
C.	0.9 H
D.	0.259 H
Answer» C. 0.9 H