Physics · Power System Protection
टाइम-ग्रेडेड ओवर-करंट प्रोटेक्शन में, _____ डिस्क्रिमिनेशन शामिल होता है।
- 1धारा (करंट)
- 2आवृत्ति (फ्रीक्वेंसी)
- 3समय (टाइम)✓
- 4वोल्टेज
सही उत्तर देखें
समय (टाइम)
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