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Inventions, Inventors and Years, Download Free PDF

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Inventions and discoveries are one important topic when it comes to SSC & RRB exams. We have compiled a pdf of important inventions in the areas of Physics, Chemistry and Biology. Have a look:

Physics Inventions

Air BrakeGeorge Westinghouse1869
Air conditionerWillis Carrier1902
Air PressureEvangelista Torricelli/Gasparo Berti1643
AirplaneWright Brothers1903
AmmeterFriedrich Dexler1884
Amplitude ModulationReginald Fessendenmid-1870s
AnemometerLeon Battista Alberti1450
Anode RaysEugen Goldstein1886
Atomic bombRobert Oppenheimer1945
Atomic NucleusErnest Rutherford1911
AutomobileKarl Benz1885/1886
BatteryAlessandro Volta1800
CalorimeterAntoine Lavoisier1782-83
CameraNicéphore Niépce1816
CarburetorEnrico Bernardi1882
Cathode Ray TubeKarl Ferdinand Braun1897
CelsiusAnders Celsius1742
Cosmic RaysVictor Hess1912
Diesel EngineRudolf Diesel1890
DynamiteAlfred Nobel1867

Chemistry Inventions

InventionInventorYear
PolytheneEric Fawcett and Reginald Gibson1933
OsmosisJean Antoine Nollet1748
ElectronsJ.J. Thomson1897
NeutronsJames Chadwick1932
ProtonsErnest Rutherford1920
Inert GasesSir William Ramsay1894-1898
RadioactivityHenri Becquerel1896
Periodic TableDmitri Mendeleev1869
OxygenJoseph Priestley1774
HydrogenHenry Cavendish1766
AtomsJohn Dalton1803
NeonGeorges ClaudeAround 1902
AcidAlbert Hofmann1938

Biology Inventions

InventionInventorYear
5 kingdom classificationRobert H. Whittaker1969
AllopathySamuel Hahnemann1842
AmoebaAugust Johann Rösel von Rosenhof1755
AnesthesiaThomas Green Morton1846
Animal electricityLuigi Galvani
Anthrax VaccineLouis Pasteur1881
AspirinFelix Hoffman1899
Automated DNA SequencerLloyd M. Smith1987
BacteriaAntonie van Leeuwenhoek1676
BCG VaccineAlbert Calmette and Camille Guerin1921
Binomial nomenclatureCarolus Linnaeus1707
Blood GroupKarl Landsteiner1900-1901
CalciumSir Humphry Davy1808
CancerHippocrates
CellRobert Hooke1665
Cell NucleusRobert Brown1831
Cell TheoryTheodor Schwann and Matthias Jakob Schleiden1830
ChloroplastKonstantin Mereschkowski1905
Cholera VaccineWaldemar Haffkine1892
ChromosomesKarl Wilhelm von Nägeli1842
CT scanGodfrey Hounsfield & Allan Cormack1972
DDTPaul Hermann Müller1939
DNARosalind Franklin and Maurice Wilkins
DNA FingerprintingDr. Alec Jeffreys1984
DNA StructureJames Watson, Francis Crick, Maurice Wilkins and Rosalind Franklin1962
ECGWillem Einthoven1903
EnzymeAnselme Payen1833
Heart transplantation Christiaan Barnard, Norman Shumway and Richard Lower
First test tube babyRobert Edward and Patrick Steptoe1978
Genetic codeMarshall Nirenberg and Heinrich J. Matthaei1961

We hope that this Inventions, Inventors and Years PDF would come handy in your preparation. Wishing you all the best for your preparation!

Cheena Sawhney

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