General Knowledge Objective Questions { Discoveries and Inventions }

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36. Who invented chloroform as anaesthetic?

A. James Simpson

B. Edward Jenner

C. Alexander Fleming

D. Christian Barnard

37. The telephone was invented by:

B. Alexander Graham Bell

D. Thomas Barrow

38. Who invented the hydrogen bomb?

A. J.Robert Oppenheimer

B. Albert Einstein

C. Samuel Cohen

D. Edward Taylor

39. Who invented Cinema?

A. Thomas Alva Edison

B. Nicolas and Jean Lumiere

C. William Murdock

D. Dr. J. Brandenberger

40. Who invented Portland Cement?

A. Leonardo da Vinci

C. Joseph Aspdin

D. Percy L. Spencer

41. Humidity is measured by

B. Polarirneter

42. The computer was invented by

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