Mathematics · Transformers
For a Delta-Star (Δ-Y) connected three-phase transformer, the ratio of line-to-line secondary voltage to line-to-line primary voltage is how many times the individual phase transformation ratio (K = Ns/Np)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11/3 times
- 23 times
- 31/√3 times
- 4√3 times✓
Correct answer
√3 times
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