Inventions and Inventors (Discoveries) Quiz in Physics for TNPSC Pdf - 1

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Discovery	Scientist	Year
Laws 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	Archemedes	1827
Electromagnetic Induction	Michael Faraday	1831
Photography (on paper)	W. Fox Talbot	1835
Dynamite	Alfred Nobel	1867
Periodic table	Mandeleev	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 and Rutherford	1913
Proton	Rutherford	1919
Raman Effect	C.V. Raman	1928
Neutron	James Chadwick	1932
Nuclear Reactor	Amico Fermi	1942
Law of electrolytics dissociation	Faraday	-
Thermionic emission	Edison	-

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