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A thin convex lens and a thin concave lens are kept in contact and are co-axial. Which of the following statements is correct for this combination of two lenses ?
A thin convex lens and a thin concave lens are kept in contact and are co-axial. Which of the following statements is correct for this combination of two lenses ?
Updated On: Apr 12, 2026
- behaves as concave lens if $|f_{convex}|>|f_{concave}|$
- behaves as concave lens if $|f_{convex}| < |f_{concave}|$
- behaves as convex lens if $|f_{convex}|>|f_{concave}|$
- Focal length of the lens system will change if the positions of two lenses are interchanged
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The Correct Option is A
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