Teaching AWES Army Public School Mock Test General Knowledge Science Technology and Inventions

इलेक्ट्रॉनच्या शोधाचे श्रेय कोणाला जाते?

1
ई. गोल्डस्टीन
2
जे. जे. थॉमसन
3
जेम्स चॅडविक
4
रदरफोर्ड
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