Physics · Electrical Machines

एक-फेज ट्रांसफॉर्मर (single-phase transformer) पर किए जाने वाले निम्नलिखित परीक्षणों पर विचार करें: 1. ओपन-सर्किट (O.C.) परीक्षण 2. शॉर्ट-सर्किट (S.C.) परीक्षण 3. मंदन (Retardation) परीक्षण ट्रांसफॉर्मर के वोल्टेज विनियमन (voltage regulation) को निर्धारित करने के लिए इनमें से कौन-से परीक्षण अनिवार्य रूप से आवश्यक हैं?

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