engineering recuitment DRDO Technician A 2022 Mock Test Series (Tier I) Electrician and Wireman Electrical Machines Transformers
Which of the following is true for open circuit and short circuit tests performed on a transformer?
1
For short circuit test, measuring equipment should be connected on low voltage side
2
For open circuit test, low voltage side is kept open
3
Short-circuit test measures core loss
4
Open circuit test measures iron losses