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Light Test - 3...

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  • Question 1
    1 / -0

    Cylindrical lenses are used to cure

  • Question 2
    1 / -0

    A transparent spherical structure that refracts light into the eye is called

  • Question 3
    1 / -0

    The opening in the eye that regulates the amount of light entering the eye is called

  • Question 4
    1 / -0

    The principle of persistence of vision forms the basis of working of

  • Question 5
    1 / -0

    Which of the following is the relation between focal length (f) and radius of curvature (R)?

  • Question 6
    1 / -0

    The least distance of distinct vision for a normal vision is about

  • Question 7
    1 / -0

    The relative refractive index of medium B with respect to medium A is 9/8. If the speed of light in the medium B is 2 × 108, the speed of light in the medium A 

  • Question 8
    1 / -0

    The absolute refractive index is the

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