Question – ‘National Science Day’ is observed on –
(a) 28 February
(b) 8 March
(c) 22 April
(d) 28 January
Ans. (a)
Related Facts –
- The ‘National Science Day’ is observed every year on February 28 to commemorate the discovery of Raman Effect by Sir Chandrasekhara Venkata Raman.
- On this day in 1928, he discovered a phenomenon of scattering of photons which was later known as ‘Raman Effect’ after his name.
- He went to received a Noble Prize for this discovery in the year 1930.
- The theme of National Science Day 2022 is ‘Integrated Approach in Science and Technology for Sustainable Future’.
- Raman Effect –
- The Raman Effect is also known as Raman scattering.
- In this, the wavelength of the light scatters when the light is deflected on a particular object.
Links:-
https://www.ndtv.com/education/national-science-day-2022-history-significance-and-this-years-theme