Electrical Engineering · Transformers
A 25 kVA, single-phase transformer has 250 turns on the primary and 40 turns on the secondary winding. The primary is connected to a 1500 V, 50 Hz AC supply. What are the full-load primary and secondary currents?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Primary current = 25.0 A, Secondary current = 60.0 A
- 2Primary current = 10.0 A, Secondary current = 150.0 A
- 3Primary current = 12.5 A, Secondary current = 120.0 A
- 4Primary current = 16.67 A, Secondary current = 104.2 A✓
Correct answer
Primary current = 16.67 A, Secondary current = 104.2 A
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