Question
Physics Question on Measurement of voltage
The primary of a transformer has 400 turns while the secondary has 2000 turns. If the power output from the secondary at 1000 V is 12 kW, what is the primary voltage ?
A
200 V
B
300 V
C
400 V
D
500 V
Answer
400 V
Explanation
Solution
The correct option is (C): 400 V.