Solution: Dr. C.V. Raman was an Indian Physicist. He was honoured with prestigious Nobel Prize in Physica in 1930 for his excellent work on scattering of light. The discovery made by him on scattering of light is known as Raman effect. He was awarded the Bharat Ratna in 1954 and Lenin peace Prize in 1957. In his memory National Science Day is celebrated every year in India.