LASER' এর পূর্ণ রূপ কী ?
- কLight Augmentation by Stimulated Emission of Radiation
- খLight Amplification by Stimulated Emission of Rays
- গLight Amplification by Stimulated Emission of Radiation
- ঘLight Amplification by Stimulated Emission of Electromagnetic Radiation
✅ সঠিক উত্তর: গ. Light Amplification by Stimulated Emission of Radiation