CBSE-XI-Physics

19: Optical Instruments

with Solutions -
Qstn# ii-1 Prvs-QstnNext-Qstn
  • #1
    The size of an object as perceived by an eye depends primarily on
    (a) actual size of the object
    (b) distance of the object from the eye
    (c) aperture of the pupil
    (d) size of the image formed on the retina.
    digAnsr:   d
    Ans : (d) size of the image formed on the retina
    An eye consists of a lens that works on the principle on which a glass lens works. It forms the image on the screen called retina. The magnification, in this case, depends on the ratio of the image to the object height.
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