engineering recuitment RVUNL JEn (RSEB) Mock Tests 2025 Electrical and Electronics Measurements Instrument Transformers
Under operating conditions, the secondary of a current transformer is always short-circuited because of ________.
1
Ferromagnetic core may develop residual magnetism
2
Reflected impedance may prevent the flow of current to the primary circuit
3
It avoids core saturation and high voltage induction
4
All of these
5
None of these