Question

Plz answer question number 23

Answer 1

1》If object is between f and lens then nature of the image:-virtual and erect; size of the image:-Enlarged; position of the image:-On the same side as object.
2》If object is at f then nature of the image:-real and inverted; size of the image:-highly enlarged; position of the image:- at infinity
3》If object is between f and 2f then nature of the image:-real and inverted; size of the image:-enlarged; position of the image:- beyond 2f.
4》If object is at f then nature of the image:-real and inverted; size of the image:-same size as object; position of the image:-at 2f.
5》If object is beyond 2f then nature of the image:-real and inverted; size of the image:-Diminished; position of the image:- between f and 2f.
6》If object is at infinity then nature of the image:- real and inverted; size of the image:-highly deminised; position of image :-at focus.

Answer 2

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