Byju's Answer
Standard VI
Mathematics
Faces, Vertices and Edges
Given that P+...
Question
Given that \overrightarrow P+\overrightarrow Q=\overrightarrow R and that \overrightarrow R is perpendicular to \overrightarrow P. If \vert P\vert=\vert R\vert, then what is the angle between P and Q?
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Q.
Given that
→
P
+
→
Q
+
→
R
=
0
and
→
R
is perpendicular to
→
P
. If
|
→
P
|
=
|
→
R
|
then what is the angle between
→
P
&
→
Q
Q.
Three vectors
→
P
,
→
Q
and
→
R
are such that
|
→
P
|
=
|
→
Q
|
,
|
→
R
|
=
√
2
|
→
P
|
and
→
P
+
→
Q
+
→
R
=
0
. The angle between
→
P
and
→
Q
,
→
Q
and
→
R
, and
→
P
and
→
R
are
Q.
Three vectors
→
P
,
→
Q
and
→
R
are such that
|
→
P
|
=
|
→
Q
|
,
|
→
R
|
=
√
2
|
→
P
|
, and
→
P
+
→
Q
+
→
R
=
→
0
. The angles between
→
P
and
→
Q
,
→
Q
and
→
R
, and
→
P
and
→
R
are
Q.
Let
→
p
,
→
q
,
→
r
be three unit vectors such that
→
p
×
→
q
=
→
r
. If
→
a
is any vector such that
[
→
a
→
q
→
r
]
=
1
,
[
→
a
→
r
→
p
]
=
2
and
[
→
a
→
p
→
q
]
=
3
then
→
a
is
Q.
The resultant of
→
P
and
→
Q
is perpendicular to
→
P
. What is the angle between
→
P
and
→
Q
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