Question

write two precautions to be taken while drawing a ray diagram of the image formed by a convex lens.

Answer 1

1 . rays should passs through correct center or points(i.e. optic center or focus)
2.your line representing rays should be straight and u should tell the nature of image

Answer 2

1. the object should be placed at left and lens should be placed at right

2. the convex lens should be placed vertically in the lens holder

3. we should stand on twice the focal length then you will find the image opposite twice focal length

4. you should stand in between the focal and the call then you see the image of focal length

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