Ray Optics

JEE Main level, single correct, medium

217 of 295

Question 217 of 295

A symmetric thin biconvex lens is cut into four equal parts by two planes ABA B and CDC D as shown in figure. If the power of original lens is 4 D then the power of a part of the divided lens is

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Answer: (C) 2D

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JEE Main 2025 Apr 2 Shift 1 question paper

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Explain it as a whiteboard videoStep-by-step, in Hinglish or English. Your first video needs no login.Solved it on paper but got it wrong?Upload a photo of your working. Mistake Doctor marks the exact line that broke.
See it move: Lens ray diagram simulationDrag the sliders and watch the numbers in this question change.Revise Ray Optics firstFormula sheet, solved examples and the traps students fall into.

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