Human eye and colourful world..
Q. What happened to the image distance in the eye when we increase the distance of an object from the eye ?
Ans. For a fixed focal length of the lens the distance of image from the lens decrease as the distance of the object from the eye lens is increased. so , V cannot be decreased F is decreased by action of ciliary muscles so as to satisfy a lens formula is accordance with increased value of U. ( is it right or wrong )