Statics and Dynamics Quiz
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FOUNDATIONS FOR ENGINEERING MECHANICS
Question 1
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At a point,
F
1
=
3
i
+
2
j
F_1 = 3i + 2j
F
1
=
3
i
+
2
j
N,
F
2
=
−
i
+
4
j
F_2 = -i + 4j
F
2
=
−
i
+
4
j
N. Find
F
3
F_3
F
3
for equilibrium.
A
2
i
+
6
j
2i + 6j
2
i
+
6
j
N
B
−
2
i
−
6
j
-2i - 6j
−
2
i
−
6
j
N
C
−
2
i
+
6
j
-2i + 6j
−
2
i
+
6
j
N
D
2
i
−
6
j
2i - 6j
2
i
−
6
j
N
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