Top 150 Inventions||Inventions and discoveries GK in The world||English || Free PDF
61. Who is credited with inventing the saxophone?
a) Adolphe Sax
b) Johann Sebastian Bach
c) Antonio Stradivari
d) John Philip Sousa
62. The first person to invent the safety elevator was:
a) Elisha Otis
b) Alexander Miles
c) Jesse W. Reno
d) Frank Julian Sprague
63. Who invented the modern computer mouse?
a) Douglas Engelbart
b) Steve Jobs
c) Bill Gates
d) Alan Turing
64. The inventor of the first practical personal computer was:
a) Steve Jobs and Steve Wozniak
b) Bill Gates
c) Alan Turing
d) Charles Babbage
65. Who invented the first successful color television system?
a) John Logie Baird
b) Philo Farnsworth
c) Guillermo González Camarena
d) Vladimir Zworykin
66. The inventor of the first successful mechanical calculator was:
a) Blaise Pascal
b) Charles Babbage
c) Wilhelm Schickard
d) Gottfried Wilhelm Leibniz
67. Who invented the first practical jet engine?
a) Frank Whittle
b) Hans von Ohain
c) Nikola Tesla
d) Thomas Edison
68. The inventor of the first practical electric motor was:
a) Michael Faraday
b) Nikola Tesla
c) Thomas Edison
d) Alessandro Volta
69. Who invented the first practical parachute?
a) Leonardo da Vinci
b) Louis-Sébastien Lenormand
c) André-Jacques Garnerin
d) Otto Lilienthal
70. The inventor of the first practical thermos flask was:
a) James Dewar
b) Albert Einstein
c) Niels Bohr
d) Isaac Newton
Inventions and discoveries GK in The world
71. Who is credited with inventing the first successful mechanical loom?
a) Joseph Marie Jacquard
b) John Kay
c) James Hargreaves
d) Richard Arkwright
72. The inventor of the first successful gasoline-powered automobile was:
a) Karl Benz
b) Henry Ford
c) Gottlieb Daimler
d) Rudolf Diesel
73. Who invented the first practical steam locomotive?
a) George Stephenson
b) James Watt
c) Richard Trevithick
d) Thomas Newcomen
74. The inventor of the first successful sewing machine was:
a) Elias Howe
b) Isaac Singer
c) Walter Hunt
d) Charles Babbage
75. Who invented the first practical electric generator?
a) Michael Faraday
b) Nikola Tesla
c) Thomas Edison
d) Alexander Graham Bell
76. The inventor of the first successful electric telegraph was:
a) Samuel Morse
b) Alexander Graham Bell
c) Guglielmo Marconi
d) Nikola Tesla
77. Who invented the first practical battery?
a) Alessandro Volta
b) Michael Faraday
c) Nikola Tesla
d) Thomas Edison
78. The inventor of the first successful mechanical television was:
a) John Logie Baird
b) Philo Farnsworth
c) Vladimir Zworykin
d) Alan Turing
79. Who invented the first practical ballpoint pen?
a) Laszlo Biro
b) John Loud
c) Lewis Waterman
d) George Parker
80. The inventor of the first successful mechanical reaper was:
a) Cyrus McCormick
b) John Deere
c) Eli Whitney
d) Jethro Tull
Inventions and discoveries GK in The world
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