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Find the resultant of the three vectors
Question
Find the resultant of the three vectors shown in figure
Medium
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Solution
Verified by Toppr
A
=
5
c
o
s
3
7
0
i
^
+
5
s
i
n
3
7
0
j
^
B
=
3
i
^
C
=
2
j
^
R
=
(
5
c
o
s
3
7
0
+
3
)
i
^
+
(
5
s
i
n
3
7
0
+
2
)
j
^
=
(
5
×
5
4
+
3
)
i
^
+
(
5
×
5
3
+
2
)
j
^
=
(
4
+
3
)
i
^
+
(
3
+
2
)
j
^
R
=
7
i
^
+
5
j
^
∣
R
∣
=
7
2
+
5
2
=
4
9
+
2
5
=
7
4
=
8
.
6
m
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