Question

draw a ray diagram when object placed at focal point and centre of curvature in a convex lens find its nature position and size

Answer 1

Heyaa☺

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▶Ray diagram is in attachment.refer to it.

▶In a convex lens the nature of postion at focal length is At infinity and size is highly enlarged.

▶At centre of curvature:-

➡Position of image is at centre of curvature.

➡Same size

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Hope you understand...✌
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Answer 2

Hello friend...
Here is your answer...

I hope u like it....