Lists of Some Important Discoveries
(For UPSC - SSC - Railway Exams)
Discovery
|
Name of the Scientist
|
Year
|
Laws of motion
|
Newton
|
1987
|
Wireless Telegram
|
Marconi
|
1901
|
Law of floatation
|
Archemedes
|
1827
|
Nuclear Reactor
|
Anrico Fermi
|
1942
|
Law of electrolytic dissociation
|
Faraday
|
-----
|
Thermionic emission
|
Edison
|
-----
|
Diode Bulb
|
Sri.J. S. Fleming
|
1904
|
Law of Electric resistance
|
G.S. Ohm
|
1827
|
Dynamite
|
Alfred Nobel
|
1867
|
Quantum theory
|
Max Plank
|
1900
|
Neutron
|
James Chadwick
|
1932
|
Photo electric effect
|
Albert Einstein
|
1905
|
Raman Effect
|
C.V. Raman
|
1928
|
Atomic Structure
|
Neil Bohr&Rutherford
|
1913
|
Proton
|
Rutherford
|
1919
|
Law of electrostatic attraction
|
Coulomb
|
1779
|
Photography (On metal)
|
J.Neepse
|
1826
|
Radioactivity
|
Henry Becquerel
|
1896
|
Electron
|
J.J. Thomson
|
1897
|
Radium
|
Madam Curie
|
1898
|
Principle of Relativity
|
Albert Einstein
|
1905
|
Triode Bulb
|
Lee de Forest
|
1906
|
X-Rays
|
Roentgen
|
1895
|
Atom
|
John Dalton
|
1808
|
Photography (On paper)
|
W.Fox Talbot
|
1835
|
Periodic table
|
Mandeleev
|
1888
|
Electromagnetic Induction
|
Michael Faraday
|
1831
|
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