Physics · 2023
JEE Main · 25 January 2023, Shift 2 · Q22
An object is placed on the principal axis of convex lens of focal length 10cm as shown. A plane mirror is placed on the other side of lens at a…
An object is placed on the principal axis of convex lens of focal length 10cm as shown. A plane mirror is placed on the other side of lens at a distance of $\displaystyle 20$ cm . The image produced by the plane mirror is 5cm inside the mirror. The distance of the object from the lens is $\displaystyle \_\_\_\_$ cm.
Official answer
From NTA’s final answer key for this paper.
30
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JEE Main 2023 Physics question, with the answer from NTA’s final answer key. Where our answers come from.