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100 Important Inventions and Discoveries for SSC,RRB and Other Competitive Exams




IMPORTANT
INVENTIONS AND DISCOVERIES

s.no
Inventions
Inventor
1
Adding Machine
Balise Pascal
2
Aeroplane
Wright brothers
3
Atom Bomb
Otto Hahn
4
Analytical Engine
Thomas Edison
5
Atomic Theory
Dalton
6
Atomic number
Mosley
7
Automobile
Daimler
8
Anemometer
Battista
9
Ammeter
Friedrich Dexler
10
Apple Computers
Steve jobs
11
Aspirin
Felix hoffmann
12
Atomic Bomb
Robert Oppenheimera
13
Ball Point Pen
John J. Loud and László
Bíró
14
Balloon
Montogolfier
15
Barometer
Torricelli
16
Battery
Alessandro Volta
17
Bicycle
Mac Millan
18
Bakellite
Lwo H. Backcland
19
Bifocal lens
Benjamin franklin
20
Bullet
Henri-Gustave Delvigne
21
Burglar Alarm
Edwin T. Holmes
22
Calculating machine
pascal
23
Computer
Charles Babbage
24
Chloroform
James Young Simpson
25
Cinematogragh
Thomas Edison
26
Cinema
Lumiere Brothers
27
Cosmic Rays
R.A.Millikan
28
Calculator
Pascal
29
Clock Pendulum
C. Huygens
30
Cell phone
Martin cooper
31
Cement
Joseph Aspdin
32
Diesel Engine
Rudolf Diesel
33
Dynamo
Michael Faraday
34
Dynamite
Alfred Nobel
35
Deuterium (Heavy Water)
H.C.Urey
36
Disc Brake
Frederick William
Lanchester
37
DDT
Paul Muller
38
Dishwasher
Josephine Cochrane
39
Electric Light Bulb
Thomas Edison
40
Electricity
Benjamin franklin
41
Electric Iron
H.W Seeley
42
Electromagnet
W.sturgeon
43
Elevator
Otis
44
Electromagnetic Induction
Michael faraday
45
Film with sound
Lee de Forest
46
Fountain pen
Lewis.E.Wateman
47
Frozen food
Clarence Birdseye
48
Gas Lighting
William Murdoch
49
Glider
Sir George Cayley
50
Gramophone
Thomas Edison

51
Gun Powder
Roger Bacon
52
Jet Engine
Sir Frank Whittle
53
Helicopter
Igor Sikorsky , Broquett
54
Hovercraft
C.S. Cockerell
55
Hydrogen
Cavendish
56
Laser
Charles H. Townes
57
Lightning Conductor
Benjamin franklin
58
Locomotive
Richard Trevithick
59
Logarithm
John Napier
60
Microscope
Z.jansen
61
Machine gun
Richard Gatling
62
Match(safety)
J.E Lurdstorm
63
Motorcycle
Edward Butler
64
Motor Scooter
Greville Bradshaw
65
Neon Lamp
Georges Claude
66
Nylon
W.H Carothers
67
oxygen
Carl Wilhelm Scheele
68
Printing Press
Johannes Gutenberg
69
Pencillin
Alexander Fleming
70
Phonograph
Edison
71
Proton
Rutherford
72
Radar
Dr. Allbert H. Taylor and Leo
C. Young
73
Radioactivity
Antoine Bacqucrel
74
Radium
Marie and Pierre curie
75
Radio
Marconi
76
Railway Engine
George Stephenson
77
Razor (Safety)
King C. Gillette
78
Razor (Electric)
Jacob Schick
79
Refrigerator
James Harrison
80
Revolver
Samuel Colt
81
Rocket Engine
Robert H. Goddard
82
Rubber (waterproof)
Charles Macintosh
83
Rubber (vulcanised)
Charles Goodyear
84
Safety Pin
Walter Hunt
85
Sewing Machine
Thimonnier
86
Spinning Frame
Richard Arkwright
87
Spinning Jenny
James Hargreaves
88
Steam Engine (condenser)
James Watt
89
Steel Production
Henry Bessemer
90
Stainless Steel
Harry Brearley
91
Stethoscope
René Laennec
92
Submarine
David Bushnell
93
Tank
Ernest Dunlop Swinton
94
Telegraph Code
Samuel Morse
95
Telephone
Alexander Graham Bell
96
Telescope
Galileo
97
Television
J.L. Baird
98
Tractor
John Froelich
99
Transistor
John Bardeen, William
Shockley
100
Typewriter
Christopher Sholes
101
vaccum flask
James Dewar
102
Vaccination
Edward Jenner
103
Video Games
Ralph H. Baer
104
Venn Diagram
John Venn
105
Watch
Abraham-Louis Breguet
106
washing machine
Alva J. Fisher
107
X-ray
Wilhelm Conrad Roentgen
108
Zip Fastener
Whitcomb L. Judson
109
Microwave Oven
Percy Spencer

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