Inventors and Inventions

General knowledge questions and answers on Inventors and Inventions

Hello readers, here you are going to get randomly selected general knowledge questions and answer on extremely notable Inventors and Inventions. This list is built on the basis of frequently found questions on numerous competitive tests. There are many other important inventions and inventors, so try to learn more from other sources too if its needed.


1. Who invented Air Conditioning?

Willis Carrier in 1902.

2. Who invented Atomic Bomb?

J. Robert Oppenheimer with his team in 1945.

3. Who is the inventor of Ball-Point Pen?

Ladislo Biro in 1938.

4. Who invented the internet?

Robert E. Kahn and Vint Cerf.

5. Who invented the mobile phone?

Martin Cooper.

6. Who invented Electric Chair?

Thomas Edison in 1888.

7. When was MacIntosh Computer invented?

in 1984 by Apple Inc.

 Inventors and Inventions

Earlier Macintosh ~~ Image via:

8. When was MS-DOS invented?

in 1981 by Microsoft Corporation.

9. Who invented ceiling fans?

Philip Diehl in 1882.

10. Who invented Electric motor?

William Sturgeon, Emily Davenport, Thomas Davenport, Michael Faraday.

11. Who is inventor of Insulin?

Frederick Banting & Charles Best in 1921.

12. Who is the inventor of Television?

John Logie Baird in 1926 (demonstration of moving object televised).

13. Who is the inventor of medical Thermometer?

Thomas Allbutt in 1867.

14. Who is considered as the inventor of Video games?

Ralph Baer in 1967.

15. The name of the inventor of Telephone—

Alexander Graham Bell in 1876.

16. Who created Automobile, internal combustion (gasoline-powered)?

Karl Benz in 1885 (1st patent issued for gas-fuelled car).

17. When was the first Fire-engine created?

in 1518 by Anthony Blatner.

18. When was Helicopter (first manned vertical lift-off) invented?

in 1907 by Louis and Jacques Breguet.

19. Who invented the Typewriter?

William A Burt in 1829 (first US patent).

20. Who is credited for the invention of Chocolate bar?

Francois-Louis Cailler in 1819.

21. Who invented the Postage stamp (adhesive)?

James Chalmers in 1834.

22. What is the name of the inventor of Postcard?

John P Charlton in 1861.

23. Who created the first Lego?

Godtfred Kirk Christiansen in 1955 (registered trademark).

24. The Telegraph is invented by –

W. F. Cooke & Charles Wheatstone {1837 (patent)1838 (public demonstration)}

25. Who invented the DNA (structure)?

Francis Crick, James Watson, Rosalind Franklin in 1953.

26. What is the name of the inventor of Camera (flexible roll film)Photographic film (using celluloid)?

George Eastmann in 1888-1889

27. The Swiss Army knife is invented by—

Karl Elsener in 1891.

28. When was the Electric washing machine invented?

1908,1910 (patent) by Alva Fisher.

29. Who is the inventor of Penicillin?

Alexander Fleming in 1928.

30. Who invented Machine gun?

Richard Jordan Gatling in 1862.

31. Who invented Rocket, liquid fuelled (first launch)?

Robert Goddard in 1926.

32. Who is the inventor of submarine?

Cornelis Drebbel.

33. Who is the inventor of Refrigerator?

Carl Paul Gottfried von Linde.

34. When was Pacemaker (artificial, implantable) invented?

in 1960 (first implant) by Wilson Greatbatch.

35. Who invented Microscope (compound)?

Hans Janssen in 1590.

36. Who is the inventor of Calculator (pocket)?

Jack Kilby in 1967 (patent).

37. When was the Battery (dry cell) invented?

in 1866 (patent) by Georges Leclenche.

38. Who invented Bicycle (pedal)?

Kirkpatrick Macmillan in 1839.

39. Who is the inventor of Balloon (hot air)?

Joseph-Michel & Jacques-Etienne Montgolfier in 1783.

40. Who is the inventor of Match (safety, phosphorous)?

Johan Edvard Lundstrom in 1855.

41. When was the Plastic surgery invented?

in 1940 by Archibald Hector McIndoe.

42. Who invented Genetics?

Johann Gregor Mendel in 1866.

43. When was the Gas mask invented?

in 1912 by Garrett Augustus Morgan.

44. Who invented Micro-processor?

Robert Norton Noyce & Gordon Moore in 1971.

45. Who is the inventor of Radio telescope?

Grote Reber in 1937.

46. What is the name of the inventor of Cash register?

James J Ritty in 1879.

47. Who invented X-rays?

Wilhelm Roentgen in 1895.

48. Who invented Aerosol can?

Erik Rotheim in 1926,1927 (patent).

49. Who is the inventor of Morphine?

Friedrich Wilhelm Adam Serturner in 1805.

50. Who is the creator of Jet engine?

Frank Whittle in 1930 (patent).



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