List of Important Discoveries in Physics
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| Important Discoveries in Physics |
Discovery is finding something meaningful that was not of knowledge before. Discoveries not only improve our living standards but also help in the advancement of mankind like production of crop, medical applications etc. Here we listed some important discoveries for Job Exam like UPSC, PSC, RAIL and others.
|
Discovery |
Scientist
|
Year |
|
Law
of Motion |
Newton |
1687 |
|
Law of electrostatic attraction |
Coulomb |
1779 |
|
Atom |
John
Dalton |
1808 |
|
Photography (on metal) |
J. Neepse |
1826 |
|
Law
of Electric resistance |
G.
S. Ohm |
1827 |
|
Law of floatation |
Archimedes |
1835 |
|
Dynamite
|
Alfred
Nobel |
1867 |
|
Periodic Table |
Mendeleev |
1888 |
|
X-Rays |
Roentgen |
1895 |
|
Radioactivity |
Henry Becquerel |
1896 |
|
Electron
|
J.J.
Thomson |
1897 |
|
Radium |
Madam Curie |
1898 |
|
Quantum
theory |
Max
Plank |
1900 |
|
Wireless Telegram |
Marconi |
1901 |
|
Diode
Bulb |
Sir
J. S. Fleming |
1904 |
|
Photo electric effect |
Albert Einstein |
1905 |
|
Principle
of Relativity |
Albert
Einstein |
1905 |
|
Triode Bulb |
Lee de Forest |
1906 |
|
Atomic
Structure |
Neil
Bohr & Rutherford |
1913 |
|
Proton |
Rutherford |
1919 |
|
Raman
Effect |
C.
V. Raman |
1928 |
|
Neutron |
James Chadwick |
1932 |
|
Nuclear
Reactor |
Anrico
Fermi |
1942 |
|
Law of electrolytic
dissociation |
Faraday |
----- |
|
Thermionic
emission |
Edison
|
----- |
|
Electromagnetic Induction |
Michael Faraday |
1831 |
|
Photography
(on paper) |
W.
Fox Talbot |
1835 |
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