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A point object  is placed on the principal axis of a convex lens of focal length  at a distance of  to the left of it. The diameter of the lens is . If the eye is placed  to the right of the lens at a distance  below the principal axis, then the maximum value of  to see the image will be

a)

0

b)

5

c)

2.5

d)

10



Question ID - 152525 | SaraNextGen Top Answer

A point object  is placed on the principal axis of a convex lens of focal length  at a distance of  to the left of it. The diameter of the lens is . If the eye is placed  to the right of the lens at a distance  below the principal axis, then the maximum value of  to see the image will be

a)

0

b)

5

c)

2.5

d)

10

1 Answer
127 votes
Answer Key / Explanation : (c) -

(c)

In the following ray diagram  and  are symmetric

So,

127 votes


127