General Scientific Laws Inventions and Discoveries in Physics Pdf - 1
| Invention | Inventor | Country |
| Locomotive | Richard Trevithick | Britain |
| Helicopter | Etienne Oehmichen | France |
| Gramophone | Thomas Alva Edison | U.S.A. |
| Glider | Sir George Cayley | Britain |
| Galvanometer | Andre Marie Ampere | France |
| Fountain Pen | Lewis E. Waterman | U.S.A. |
| Frequency Modulation (FM) | E.H. Armstrong | U.S.A. |
| Floppy Disk | IBM | U.S.A. |
| Film (musical sound) | Dr. Le de Forest | U.S.A. |
| Film (Talking) | J. Engl, J. Mussblle & H. Vogt | U.S.A. |
| Facsimile Machine | Alexander Bain | Britain |
| Fibre Optics | Kepany | Britain |
| Film (moving outlines) | Louis Prince | France |
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