JEE Main & Advanced Physics Ray Optics Question Bank Microscope and Telescope

  • question_answer
    A photograph of the moon was taken with telescope. Later on, it was found that a housefly was sitting on the objective lens of the telescope. In photograph    [NCERT 1970; MP PET 1999]

    A)            The image of housefly will be reduced 

    B)            There is a reduction in the intensity of the image 

    C)            There is an increase in the intensity of the image

    D)            The image of the housefly will be enlarged 

    Correct Answer: B

    Solution :

               Because size of the aperture decreases.


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