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UPSC Physics Atomic Physics Question Bank Modern physics and Sources of energy

  • question_answer
          Which one of the following is the correct sequence of the wavelengths of radiations?                           [NDA]

    A) UV > Green> IR > Hard X-rays

    B) IR > Green> UV > Hard X-rays

    C) UV > Hard X-rays> IR > Green

    D) IR > Hard X-rays> Green> UV

    Correct Answer: B

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