1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard XII
Mathematics
Co-Linearity
7.Unit vector...
Question
7.Unit vector a b c are coplanar a unit vector d is perpendicular to them if(ab)(cd)=1/6i-1/3j+1/3k and angle b/W a and b is 30^° them c vector
Open in App
Solution
Suggest Corrections
1
Similar questions
Q.
Unit vectors
→
a
,
→
b
,
→
c
are coplanar. A unit vector
→
d
is perpendicular to them. If
(
→
a
×
→
b
)
×
(
→
c
×
→
d
)
=
1
6
^
i
−
1
3
^
j
+
1
3
^
k
and the angle between
→
a
and
→
b
is
30
o
, then
→
c
is/are :
Q.
Unit vectors
→
a
,
→
b
,
→
c
are coplanar. A unit vector
→
d
is perpendicular to them. If
(
→
a
×
→
b
)
×
(
→
c
×
→
d
)
=
1
6
^
i
−
1
3
^
j
+
1
3
^
k
and the angle between
→
a
and
→
b
is
30
∘
then
→
c
is equal to
Q.
Let vectors
a
=
6
i
−
3
j
−
k
and
b
=
2
i
+
3
j
+
k
, find a unit vector which is perpendicular to the vectors
a
+
b
and
a
−
b
.
Q.
If
a
=
λ
(
→
i
+
→
j
−
→
k
)
,
b
=
μ
.
(
→
i
−
→
j
+
→
k
)
,
and
c
are unit vectors perpendicular to the vector
a
and coplanar with
a
and
b
, then a unit vector
d
perpendicular to both
a
and
c
is
Q.
If
→
a
=
^
i
+
^
j
−
^
k
,
→
b
=
^
i
−
^
j
+
^
k
, and
→
c
is unit vector perpendicular to the vector
→
a
and coplanar with
→
a
and
→
b
then a unit vector
→
d
perpendicular to both
→
a
and
→
c
, is
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
MATHEMATICS
Watch in App
Explore more
Co-Linearity
Standard XII Mathematics
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
AI Tutor
Textbooks
Question Papers
Install app