Question

when an object is present at infinity for concave lens always forms ,the image is formed at _______​

Answer 1

Answer:

Image formed is Virtual, upright and diminished see ray diagrams - 1. Formation of image by a concave lens when the object is placed at infinity When an ... axis is moved along the axis until its inverted image is found at the position of the needle.

Explanation:

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Answer 2

hope this helps u

at infinity for concave lens the image is formed in focus f1

here i have attached a pictures for  clarity

image is virtual and erect