Physics · Inventions and Discoveries
व्यावहारिक राडार (Radar) प्रणाली के विकास का श्रेय किसे दिया जाता है?
- 1रॉबर्ट वॉटसन-वॉट✓
- 2ऑस्टिन वॉटसन
- 3अलेक्जेंडर फ्लेमिंग
- 4डेविड बुशनैल
सही उत्तर देखें
रॉबर्ट वॉटसन-वॉट
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