Vector Algebra Part 1

Section: Mathematics
© examsiri.com
Question : 54 of 100
 
Marks: +1, -0
Let
u
be a vector coplanar with the vector
a
=2
i
+3
j
k
and
b
=
j
+
k
.If
u
is perpendicular to
a
and
u
.
b
,then |
u
|
is equal to:
[Main 8 April 2018]
Go to Question: