Question:

At what distance from a convex lens should an object be placed to get an image of the same size as that of the object on a screen ?

Updated On: Dec 11, 2024
  • Beyond twice the focal length of the lens.
  • At the principal focus of the lens.
  • At twice the focal length of the lens.
  • Between the optical centre of the lens and its principal focus.
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The Correct Option is C

Solution and Explanation

When an object is placed at twice the focal length (2F) of a convex lens, the image formed is real, inverted, and of the same size as the object.

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