2. Questions Bank
  3. 10th Class
  4. Science
  5. Light - Reflection and Refraction

10th Class Science Light - Reflection and Refraction Question Bank Light

  • question_answer
    The focal length can be expressed in

    A)  metre                   

    B)         diopter

    C)  watt                     

    D)         horse power

    Correct Answer: A

    Solution :

    Not Available


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