its important plzzzzzzzz answer

Asked by  | 15th Jan, 2009, 09:43: PM

Expert Answer:

Observation is wrong for u =15cm.

This value of u is smaller than the focal length. This means that the object is placed between the lens and the focus, so a virtual image will be formed.

In this case image is not formed on the other side of the lens.

Answered by  | 16th Jan, 2009, 10:08: AM

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