JEE Main 2014 — Vector Algebra Question with Solution
JEE Main 2014 (11 Apr Online)
Question
If and , then a value of is:
Choose an option
Show full solutionCorrect option: D
Correct answer
D
Step-by-step explanation
Let,
Given,
Comparing both sides, we get or
Also given
Putting the value of and in above eqn., we get
Now,
Value of is
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This is a previous-year question from JEE Main 2014, 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.