To Study the efficiency of single phase transformer by load test.
The reactance of a transformer depends on-
Which winding of the transformer has less cross-sectional area?
An ideal transformer is one which has-
Negative voltage regulation is indicative that the load is?
The necessity of the load test for a transformer is to calculate
When the secondary of a current transformer is open-circuited,its iron core
In a transformer on load, the total primary current is given by
The power factor is high in which of the following tests in a transformer?
When will be the efficiency of a transformer maximum?
The Efficiency of a power transformer is near to ___________ .