When is the 'National Science Day' celebrated in India?

When is the 'National Science Day' celebrated in India? Correct Answer 28 February

National Science Day is celebrated every year on 28 February. This day recalls the notable invention "Raman Effect" by India's greatest scientist C. V. Raman. He was awarded the Nobel Prize for this discovery. Since that day, 28 February is being commemorated as National Science Day to recall the great discovery of C. V. Raman.
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On which day 'National Science Day' is celebrated in India ?
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