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inventions mcq questions and answers for competitive exams

Ramya_naidu

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inventions mcq questions and answers for competitive exams UPSC SSC , SSC CGL, upsc Civils , Entrance exams Online test practice online free Quiz, mock practice online
46.
First car made with Teetor's cruise control method was the

a
Henry Ford Forks wagon
b
Chrysler Imperial
c
Rolls Royce
d
None of the above
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47.
Silicones

a
William Le Baron Jenney
b
Prof. F.S. Kipping
c
William Oughtred
d
J. C. Perier
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48.
Landstrom invented

a
Gas Engine
b
Metallurgy
c
Safety Match
d
None of these
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49.
When was barb wire patented?

a
1874
b
1840
c
1895
d
1900
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50.
Safety matches was invented by

a
Peter Goldmark
b
Levi Strauss
c
J.E. Lundstrom
d
Benjamin Franklin
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51.
Sodium was discovered by

a
Sir Humphry Davy
b
John von Neumann
c
James Watson
d
John Bardeen
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52.
Which of the following was first patented by an Australian in 1889?

a
Electric Drill
b
Electric Shaver
c
Electric Fence
d
Electric Heater
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53.
Stethoscope was invented by

a
Colt
b
Bessemer
c
Henry Becquarrel
d
Rane Laennec
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54.
The idea of Parachute was by

a
Leonardo Da Vinci
b
Shakespear
c
John Milton
d
Albert Berry
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55.
Spinning frame was invented by

a
Samuel Morse
b
Antoine Joseph Sax
c
Charles Macintosh
d
Sir Richard Arkwright
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56.
Who invented Airship (rigid)?

a
Dr. Alan M. Turing
b
Roger Bacon
c
G. Ferdinand Von Zeppelin
d
Otto
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57.
Playing cards was invented in 9th century in

a
JuanDynasty China
b
Tang Dynasty China
c
Song Dynasty China
d
Ming Dynasty China
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58.
Inert gases were discovered by

a
Roentgen
b
Ramsay
c
Dalton
d
Newton
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59.
Fountain Pen Invented by?

a
John La Farge
b
Lewis(E) Waterman
c
Tokuji Hayakawa
d
None of these
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60.
Earliest version of Cathode Ray Tube which used cold cathode diode was invented by German Physicist is

a
Fredinand Braun
b
Oliver Evans
c
Thomas Edison
d
Horace Day
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