scientist and their inventions gk

scientist and their inventions

scientist and their inventions list here ----

  1. Printing Press :----    Gutenberg.
  2. Cosmic Ray :----    R.A.Millikan.
  3. Dynamite :----     Alfred Noble.
  4. Chemical Composition of Water :----  :  Cavendish.
  5. Television :----    J.L.Baird.
  6. Kala-azar fever:----    U. N. Brahmachari's
  7. Gun Power :----: Roger Becon.
  8. Bullet :---- Claude.
  9. U.V.Ray :---- Finson.
  10. X-Ray :---- Roentgen.
  11. Cement :---- Joseph Aspdin.
  12. Dishbreak :---- Frederick William Lanchester.
  13. E mail :---- Ray Tomlin son.
  14. Laptop :---- Sinclair.
  15. Mobile Phone :---- Marty Cooper.
  16. Biofocal Lense :---- Benjamin Franklin.
  17. Silicon Cheaps :---- Jack Kilby.
  18. Car Radio :---- William Lear.
  19. Electric Battery :---- Volta.
  20. Positive Electrons :---- Anderson.
  21. Light hing Conductor :---- Benjamin Franklin.
  22. Neutron :---- Chad wick.
  23. Theory of Relativity :---- Albert Einstein
  24. Periodic Table :---- Mendeleev.
  25. Oxygen :---- Priestly.
  26. Gun Powder :---- Roger Bacon.
  27. Helicopter :---- Brequet.
  28. Safety Razar :---- Gillette.
  29. Type Writer :---- Sholes.
  30. Computer :---- Charles Babeg
    .

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