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Question

The ability of eyelens to change its  to form sharp images is called the power of accommodation.
  1. texture
  2. focal length
  3. colour


Solution

The correct option is B focal length
Power of accommodation is the ability of eyelens to adjust its focal length according to the object distance, to obtain a sharp image on the retina. Since for convex lens, the image distance varies depending on the object distance, with varying focal length of the lens, the images can be made to form on the retina.

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