An ideal transformer has a power input of 10 kW. The secondary current is 25 A. If the ratio of the number of turns in the primary and the secondary coils is 5 : 1 then the potential difference applied to the primary is:
A. 100 V
B. 200 V
C. 2000 V
D. 1500 V
Answer:C
An ideal transformer has a power input of 10 kW. The secondary current is 25 A. If the ratio of the number of turns in the primary and the secondary coils is 5 : 1 then the potential difference applied to the primary is:
A. 100 V B. 200 V C. 2000 V D. 1500 V