Physics · Physics
'प्रकाश विद्युत प्रभाव' की खोज किसने की थी?
- 1जे.जे. थॉमसन
- 2कूलॉम
- 3अल्बर्ट आइन्स्टीन✓
- 4मैक्स प्लांक
सही उत्तर देखें
अल्बर्ट आइन्स्टीन
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