BCECE SERIES Physics
Current Transformer
1 previous year questions.
Volume: 1 Ques
Yield: Medium
High-Yield Trend
1
2017 Chapter Questions 1 MCQs
01
PYQ 2017
medium
physics ID: bcece-20
A transformer of efficiency 90% has turns ratio 1: 10. If the voltage across the primary is 220 V and current in the primary is 0.5 A, then the current in secondary is
1
5.5 A
2
5 A
3
4 A
4
4.5 A