Electrical Engineering · Illumination
गैस से भरे टंगस्टन फिलामेंट लैंप का सामान्य ऑपरेटिंग तापमान लगभग कितना होता है?
- 12200°C
- 22700°C✓
- 31500°C
- 42000°C
सही उत्तर देखें
2700°C
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