INVENTIONS AND DISCOVERIES helpful for Kerala PSC LDC Exam.
Who invented Crescograph?
Sir Dr. Jagadish Chandra Bose
Air Brake - George Westinghouse
Adding Machine - Blais Pascal
Aeroplane - Wright Brothers
Computer - Charles Babbage
Chloroform - James Young Simpson
Cinema - Lumiere Brothers
Cinema Projector - Thomas Alva Edison
Crescograph - J.C. Bose
Celluloid - Parkes
Choloera Bacillus - Robert Koch
Coloured Photography - Lippman
Cosmic Rays - R.A.Millikan
Diesel Engine - Rudolf Diesel
Dynamo - Michael Faraday
Dynamite - Alfered Nobel
Deuterium (Heavy Water) - H.C.Urey
Discovery of Solar System - Copernicus (1540)
Discovery of Specific Gravity - Archimedes
Electric Battery - Volta
Electric Lamp - Edison
Electricity - Faraday
Electron Theory - Bohr
Electrical Waves - Heinrich Hertz
Air Conditioner - Carrier
Atom Bomb - Robert Oppenheimer
Aspirin - Felix Hoffmann
Alcohol Thermometer - Farenheit
Atomic Thermometer - Bohr
Atomic Theory - Dalton
Atomic Number - Mosley
Atomic Structure - Bohr and Rutherford
Antiseptic Surgery - Lord Joseph Lister
Archimedean Screw - Archimedies
Avogadro’s Hypothesis - Avogadro
Ball Pen - John J. Loud
Blood Circulation - William Harvey
B a r o m e t e r - Torricelli
Bicycle - Macc Millan
Braily System - Louis Braille
Boson - S.N.Bose
Braille - Louis Braille
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