JEE Main 2005 — Application of Derivatives Question with Solution
JEE Main 2005
Question
A spherical iron ball in radius is coated with a layer of ice of uniform thickness than melts at a rate of . When the thickness of ice is , then the rate at which the thickness of ice decreases, is
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Show full solutionCorrect option: B
Correct answer
B
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This is a previous-year question from JEE Main 2005, covering the Application of Derivatives chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.