JEE Main 2018 — Ellipse Question with Solution
JEE Main 2018 (15 Apr Shift 1 Online)
Question
If is one of the angles between the normals to the ellipse, at the points and then is equal to
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
Since,
Slope of normal is
As, is the anagle between the normals to the given ellipse then
So,
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This is a previous-year question from JEE Main 2018, covering the Ellipse 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.