Published by:
CGP EDU Academic Team
Published on: August 14, 2026
and 
are three vectors with magnitude 
, 
and such that 
is perpendicular to 
is perpendicular to 
and 
is perpendicular to 
. It follows that 
is equal to:
Text Solution
Verified by ExpertsThe correct answer is:
B
Since, 
and 
are three vectors with magnitude
As 
is perpendicular to 
…… ..(i)
is perpenducular to 
…… .(ii)
is perpendicular to 
…… .(iii)
From equations (i), (ii) and (iii), we get
Further we know that
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