Physics · 2025
JEE Main · 8 April 2025, Shift 2 · Q43
A convex lens of focal length 30 cm is placed in contact with a concave lens of focal length 20 cm. An object is placed at 20 cm to the left of this…
A convex lens of focal length $\displaystyle 30$ cm is placed in contact with a concave lens of focal length $\displaystyle 20$ cm . An object is placed at $\displaystyle 20$ cm to the left of this lens system. The distance of the image from the lens in cm is $\displaystyle \_\_\_\_$.
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle 15$
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JEE Main 2025 Physics question, with the answer from NTA’s final answer key. Where our answers come from.