File:आइंस्टीन का प्रकाश विद्युत् समीकरण.mp3
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आइंस्टीन_का_प्रकाश_विद्युत्_समीकरण.mp3 (file size: 818 KB, MIME type: audio/mpeg)
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 12:07, 13 December 2023 | (818 KB) | Sarika (talk | contribs) | ||
| 19:53, 2 December 2023 | (815 KB) | Sarika (talk | contribs) |
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