Physics · Modern Physics
लेजर की कार्यप्रणाली का आधार क्या है?
- 1रेडियोऐक्टिव क्षय
- 2उद्दीपित उत्सर्जन✓
- 3नाभिकीय विखंडन
- 4स्वत:ः उत्सर्जन
सही उत्तर देखें
उद्दीपित उत्सर्जन
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