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JEE Main & Advanced Chemistry Structure of Atom / परमाणु संरचना Question Bank Numerical Value Type Questions - Structure of Atom

  • question_answer
    A certain dye absorbs lights of \[\lambda =400\text{ }nm\] and then fluorescence light of wavelength 500 nm. Assuming that under given condition 40% of the absorbed energy is re-emitted as fluorescence, calculate the ratio of quanta absorbed to number of quanta emitted out.

    Answer:

    2


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