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QUESTION
A single-phase transformer is designed to operate at 240/120V,50Hz. Calculate the secondary no load voltage and its frequency if the h. side of the...
A single-phase transformer is designed to operate at 240/120V,50Hz. Calculate the secondary no load voltage and its frequency if the h.v. side of the transformer is connected to:
- 240V, 40 Hz
- 120V, 25 Hz
- 120V, 50Hz
- 480V, 50Hz
- 240V, dc.
