23
Q:
A) February 23 | B) February 25 |
C) February 26 | D) February 28 |
Answer: D) February 28
Explanation:
Explanation:
National Science Day is celebrated in India on 28 February each year to mark the discovery of the Raman effect by Indian physicist Sir Chandrashekhara Venkata Raman on 28 February 1928.