"वैज्ञानिक": अवतरणों में अंतर
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रोहित साव27 (वार्ता | योगदान) |
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पंक्ति 28:
== बाहरी कड़ियाँ ==
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*[https://www.storybookhindi.com/2019/11/Alexander-Graham-Bell.html Alexander Graham Bell]
* [http://tempweb34.nic.in/xphysics/html/index.php प्राचीन भारत में भौतिकी]
* ''[http://books.google.com/books?id=QwcuAAAAMAAJ&pg=PA511&lr=&as_brr=1&ei=MFuNR7umLIXqiwGyjOWXBQ#PPA511,M1 The Relation of Pure Science to Industrial Research]''. American Association for the Advancement of Science. Page 511 onwards.
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