Daily Quiz | On the Raman Effect Premium

India celebrates National Science Day every February 28. It was on this day in 1928, C.V. Raman announced the discovery of an optical effect called the Raman effect

Daily Quiz | On the Raman Effect

Nobel Prize-winning physicist C.V. Raman.

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1 / 6 | The discovery of the Raman effect is credited to Raman and K.S. Krishnan. But which Austrian physicist had predicted it in theory five years earlier?

Answer : Adolf Smekal

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2 / 6 | In 1928, three groups, announced the same ‘Raman effect’ in three substances: gases, liquids and crystals. Raman and Krishnan worked with liquids. Name the discoveries of the effect in gases and crystals.

Answer : Grigory Landsberg and Leonid Mandelstam in crystals; Jean Cabannes, Pierre Daure and Yves Rocard in gases

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3 / 6 | On May 6, 1928, one of Raman’s students published an article in the Nature journal using the term ‘Raman effect’ for the first time. Who was the student?

Answer : L.A. Ramdas

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4 / 6 | India has observed National Science Day since 1987. Whose idea was it to mark such a day on February 28?

Answer : Narender Kumar Sehgal

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5 / 6 | At the time of the effect’s discovery, Raman and Krishnan were conducting their work at the Indian Association for Cultivation of Science (IACS), Calcutta. Name the Bengali doctor and social reformer who founded it in 1876.

Answer : Mahendralal Sircar

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6 / 6 | This part-time researcher at IACS named made, in Raman’s words, “a remarkable observation” in January 1928 that inspired Raman and Krishnan to conduct some tests that eventually revealed the Raman effect. Name the part-time researcher.

Answer : S. Venkateswaran

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