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SOEL GOLDY

PHYSICS TIME LINE..IMPORTANT YEARS AND INVENTIONS.

PHYSICS TIME LINE:-


1.300 BC-640 AD Astronomers,philosophers,mathematicians and scientists come to the library at Alexandria Egypt.


2. 1534 AD copernicus proposed the Heliocentric Theory - that the Sun is at center of the solar System.


3. 1609 AD Galileo conducts his famous experiments on the Velocity of falling objects. He confirms the heliocentric Theory.


4. 1687 AD Sir Issac Newton publishes principia, which describes gravitation and laws of motion.


5. 1738 AD Bernoulli studies the behavior  of gases. Puts forward his famous Bernoulli's theorem.


6. 1752 AD Benjamin franklin flies a kite, holding the string with an iron key and shows that lighting is a form of electricity.


7. 1800 AD Alessandro volta invents the electric battery.


8. 1851 AD Lord kelvin puts the first two laws of thermodynamics.


9. 1869 AD Mendalyev draws out the periodic table elements. He leaves gap for elements not yet discovered.When these elements are discovered ,they would fit perfectly within the table.


10. 1873 AD Maxwell discovers that light is a form of electromagnetic radiations.


11. 1885 AD Carl benz and gottlieb daimler begin the age of automobiles.They invent the internal combustion engine.


12. 1895 AD Roentgen discovers the X-ray and wins the first Nobel prize in 1901!


13. 1897 AD Sub-atomic particles begin to be discovered. Thomson discovers electrons in the atoms.


14. 1900 AD Max plank puts forward the Quantum Theory of matter.


15. 1901 AD Radio waves are sent across the ocean by marconi.


16. 1905 AD Theory of relativity, the most revolutionary theory so far is puts forward by a 26 year old Albert Einstein.


17. 1916 AD Neils Bohr proposes a Model of the atom based on Max Planck's Quantum Theory.


18. 1929 AD The universe is expanding, says Edward Hubble and he proves it too.


19. 1930 AD For discovery of the Raman effect, chandrasekhara venkata was awarded the nobel prize in physics.


20. 1938 AD the nuclear age is born when enrico  fermi builds the first nuclear reactor. 


21. 1951 AD The first commercial computer was introduced. and the age of computing begins.


21. 1960 AD The LASER is invented.


22. 1969 AD Mankind takes a big step and lands on the moon.


23. 1971 AD Sand in the computer ! the silicon chip is invented.


24. 1977 AD The first personal computer is introduced by Apple.


25. 1986 AD GPS or the global positioning system is introduced for the commercial use.


26. 1989 AD Enter www.world wide web ! it spread slowly and then goes boom.


27. 1990 AD Space is open for viewing.The hubble space telescope becomes operational. 

SOEL GOLDY

About SOEL GOLDY

Studying MECHANICAL ENGINEERING(5th sem) at GURU NANAK DEV ENGG.COLLEGE mailoor road bidar.

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5 comments

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Anonymous
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6 September 2017 at 15:12 delete

Nice article. Good job..

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Wijdan Shahid
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10 September 2017 at 10:45 delete

Very nice article keep it up

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10 September 2017 at 12:07 delete

Hi, your article are awesome. i found really help full things from your blog. keep posting and thank you for sharing your great knowledge.

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pranav
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13 September 2017 at 22:48 delete

thanks for sharing this article :)

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