Ray Optics

JEE Main level, single correct, medium

194 of 295

Question 194 of 295

Formation of real image using a biconvex lens is shown below:



If the whole set up is immersed in water without disturbing the object and the screen positions, what will one observe on the screen?

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Answer: (A) Image disappears

When we put our system in water, the focal length of lens is increased. Now image is not formed on screen.

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JEE Main 2025 Apr 2 Shift 1 question paper

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JEE Main Physics practice question on Ray Optics (Lens Formula, Refraction of light from curved surface), with the answer and a step-by-step solution. Scan a question from your own book or paper to get a whiteboard video.