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Question
The figure shows a straight small object kept in front of a convex lens and moving as shown in the figure.
Which among the given options is the right way of representing the motion of its image?
The figure shows a straight small object kept in front of a convex lens and moving as shown in the figure.
Which among the given options is the right way of representing the motion of its image?
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Solution
The correct option is C
Firstly the image has to be inverted. Secondly as the object point moves from 2f to f images moves from 2f to infinity on the other side very fast.
(Take three points on the object, find their images see if they are in a straight line)
Firstly the image has to be inverted. Secondly as the object point moves from 2f to f images moves from 2f to infinity on the other side very fast.
(Take three points on the object, find their images see if they are in a straight line)
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