GK questions from important Inventions in physics and Chemistry
Anderson | Discovered positive electrons. |
Archimedes | Discovery of the Principles of lever and of specific gravity; invention of the famous Archimedean screw. |
Avogadro | An Italian scientist known for Avogadros Hypothesis. |
Bacquerel | Radio-activity of uranium. |
Baird | Television. |
Baron Napier | Logarithms. |
Benjamin Franklin | Invented lightning conductor. |
Bessemer | Steel smelting process. |
Bhabha, Dr H.J. | Research in Cosmic rays and Quantum theory. |
Binet | Intelligence Test. |
Birbal Sahni | Researches in Botany. |
Bose, J.C. | Invented Crescograph and published many works on plant physiology. He discovered that plants have sense and perception. |
Bose, S.N. | Discovery of a group of nuclear particles named after him Boson. |
Boyle | Boyles law; Pressure x volume = constant at a constant given temperature. Boyle was the greatest scientist of England in his time. |
Bohr | Electron TheoryAtomic structure. |
Braun, Dr Wernher von | space flying. |
Bunsen | Invention of the spectroscope. |
Carothers | Nylon plastics. |
Cavendish | Discovery of chemical composition of water; discovery of hydrogen (Inflammable Air); rare gases. |
Chadwick | Discovery of the neutron. |
Chandrasekhar | Mathematical Astrophysics. |
Charles Darwin | Theory of Evolution; Origin of Species. |
Clarke, Arthur C. | Concept of Geostationary Orbit. |
Curie, Madame | Discovery of radium. |
Dalton | Atomic theory; laws of chemical combination; law of partial pressures; the law of multiple proportions. |
Democritus | Greek philosopher(Atomic theory). |
Dewar | Invented cordite, liquid oxygen and introduced thermos flask. |
Einstein | Theory of relativity. |
Euclid | Science of geometry. |
Fahrenheit | Fahrenheit mercury thermometric scale in which freezing point is 32° and boiling point is 212°. |
Faraday | Electromagnetic induction and laws of electrolysis. |
Fermi | Discovered artificial splitting of atoms. |
Freud | Doctrine of Psycho-analysis. |
Gay Lussac | Law of gases. |
Gauss | System of absolute electric measurements. |
Good Year | Discovered the art of vulcanising rubber. |
Herschel, William | Discovered the PlanetUranus. |
Hertz | Electrical waves. |
Hippalus | Founder of scientific astronomy. |
Hoffmann | Discovered the first aniline dye. |
Kelvin, Lord | Dynamical theory of heat. |
Khorana, Dr Hargobind | Deciphering the genetic code. |
Kodak | Film and photographic goods. |
Lablanc | Manufacture of washing soda. |
Lawrence | Invention of cyclotron. |
Lockyer | Helium gas. |
Louis Braille | Perfected his system of reading and writing for the blind |
Marconi | Wireless telegraphy; radio. |
Maria-Montessori | Montessori method of teaching children. |
Maxwell | Electro-magnetic Theory of Light. |
Meghnad Saha | Effect of pressure on Radiation through bodies. |
Mendel | Laws of heredity. |
Mandeleev | Periodic Table. |
Morse | Morse system of electric telegraphy. |
Newton | Laws of gravitation; Law of Motion. |
Nobel | Dynamite. |
Oliver Lodge | Physicist. Researches in wireless communications. |
Oppenheimer | Researches in atomic theory. |
Otto Hahn | Discovery of uranium fission. |
Parkes | Celluloid. |
Parsons | Steam turbine. |
Pavlov | Theory of Conditioned Reflex. |
Perkin | Mauve dye. |
Pitman | Founded the Pitman system of phonographic shorthand. |
Planck | Quantum theory. |
Plimsoll | Introduced a line of demarcation on the ships beyond which the ships cannot be loaded. |
Priestley | Discovery of Oxygen. |
Raman, C.V. | Raman Effect on polarisation of light and theories on crystals and diamond formation. |
Ramanathan | Molecular scattering of light in fluids. |
Ramanujam | A great Indian mathematician. |
Ramsay | Discovery of Inert gases such as Argon, Neon, Helium etc. |
Ray, P.C. | Researches in chemistry. |
Regnault | Experiments in regard to the physical properties of bodies and their relation to heat. |
Roger Bacon | Gun powder. |
Rontgen | Discovery of X-rays. |
Rohmkorff | Induction coil. |
Rutherford | Atomic Research; succeeded in splitting the atom for the first time in 1918. |
Shalimar | Paints. |
Stephenson | British engineer and pioneer in Railways. He was the first to put a locomotive on the line that was able to draw a train of 31 carriages. |
Thomson, J.J. | Discovered electron. |
Travers | Discovery of Neon gas (Working with Ramsay). |
Urey | Discovery of Heavy Hydrogen. |
Volta | Current electricity and electric battery. |