JEE Main 2012 — Vector Algebra Question with Solution
JEE Main 2012 (12 May Online)
Question
If and are vectors in 3-dimensional space, then the maximum possible value of is
Choose an option
Show full solutionCorrect option: B
Correct answer
B5
Step-by-step explanation
Let and
Now,
Now,
Now, maximum possible value of
Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the Vector Algebra chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.
Solve interactively →About this question
This is a previous-year question from JEE Main 2012, covering the Vector Algebra 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.