तापायनिक उत्सर्जन: Revision history

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24 April 2023

21 April 2023

20 April 2023

17 April 2023

16 April 2023

15 April 2023

19 January 2023

  • curprev 14:2214:22, 19 January 2023alpha>Indicwiki 48,847 bytes +48,847 Created page with "{{short description|Thermally induced flow of charge carriers from a surface}} File:Thermionic filament.jpg|thumb|right|250px|पारा-वाष्प लैम्प [[..."