Major Contribution/Discoveries in Science

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Names
Major
Contribution/Discoveries
Country of Origin
Isaac Newton
Universal Law of gravitation; Laws of Motion; Reflecting Telescope

U.K
Galileo Galilei
Law of Inertia
Italy
Archimedes
Principle of Buoyancy; Principle of the lever
Greece
James Clerk Maxwell
Electromagnetic
theory; Light and electromagnetic wave
U.K.
W.K. Roentgen
X-rays
Germany
Marie Sklodowska Curie
X-rays
Poland
Albert Einstein
Law of Photo electricity; Theory of relativity
Germany
S.N. Bose
Quantum
Statistics
India
James Chadwick
Neutron
U.K.
Niels Bohr
Quantum
Model of Hydrogen atom
Denmark
Earnest Rutherford
Nuclear model of atom
Denmark
C. V Raman
Inelastic
scattering of light by molecules
India
Christian Huygens
Wave theory of light
Holland
Michael Faraday
Laws of
electromagnetic Induction
U.K
Edwin Hubble
Expanding Universe
U.S.A
Homi Jehangir Bhabha
Cascade
process in cosmic radiation
India
Abdus Salam
Unification of weak and electromagnetic interactions
Pakistan
R.A. Millikan
Measurement
of electronic charge
USA
Earnest Olando Lawrence
Cyclotron
U.S.A
Wolfgang Pauli
Quantum
Exclusion Principles
Austria
Louis victor de Broglie
Wave Nature of matter
France
J.J. Thomson
Electron
UK
S. Chandrasekhar
Chandrasekhar limit, structure and evolution of starts
India
Lev Davidovich Landau
Theory of
condensed matter;Liquid Helium
Russia
Heinrich Rudolf Hertz
Electromagnetic waves
Germany
J.C. Bose
Ultra short
radio waves
India
Hideki Yukawa
Theory of Nuclear forces
Japan
Werner Heisenberg
Quantum
Mechanics; Uncertainty Principles
Germany
Victor Francis Hess
Cosmic Radiation
Austria
M.N. Saha
Thermal
Ionization
India
G.N. Ramachandran
Triple Helical Structure of Proteins
India

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40 Comments

  1. Good morning guys!! Please help me by solving this one of Maths. Q. The base of a triangle is 12 root 3 cm and the angles of the base are 30 & 60 degree respectively. Find the altitude of the triangle. (A) 10 root 3 (B) 9 cm (C) 12 cm (D) 6 cm.

  2. When u click in reply there is a picture option besides the post as . so click thm take pic n upload them

  3. isme 15/23 and 4/23 hi kyu liye
    14/23 and 5/23 bhi le skte the.. and B and C ka work bhi 5/23 amd 3/23 ban jata..

  4. WO islye kyuki p q r mil k 1 work krte h it means q srf 4/23 work krega is lf u still confuse thn I tell me I vl send image of solution okk

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