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
     A substance is behaving as convex lens in air and concave in water, then its refractive index is

    A)  smaller than air 

    B)                     greater than both air and water       

    C)  greater than air but less than water    

    D)  almost equal to water

    Correct Answer: C

    Solution :

     If the substance changes its nature in water, \[\mu \] of water must be greater than that of the substance.


You need to login to perform this action.
You will be redirected in 3 sec spinner