In step-up transformer the output voltage is 11 kV and the input voltage is 220 V. The ratio of number of turns of secondary to primary is:
A. 20 : 1
B. 22 : 1
C. 50 : 1
D. 1 : 50
Answer:C
In step-up transformer the output voltage is 11 kV and the input voltage is 220 V. The ratio of number of turns of secondary to primary is:
A. 20 : 1 B. 22 : 1 C. 50 : 1 D. 1 : 50