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  5. Wave Optics / तरंग प्रकाशिकी

Railways General Science & Technology Wave Optics / तरंग प्रकाशिकी Sample Paper Wave Optics Sample Test Paper-7

  • question_answer
    Ozone is found in

    A)  Stratosphere     

    B)  Ionosphere

    C)  Mesosphere      

    D)  Troposphere

    Correct Answer: A

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