JEE Main & Advanced Physics Ray Optics Question Bank Refraction at Curved Surface

  • question_answer
    If aperture of lens is halved then image will be [AFMC 2003]

    A)            No effect on size 

    B)            Intensity of image decreases

    C)            Both (a) and (b)

    D)            None of these

    Correct Answer: C

    Solution :

               Since intensity µ (Aperature)2, so intensity of image will decrease but no change in the size occurs.


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