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10 cards from this deck
∑Fx=0\sum F_x = 0∑Fx=0
∑Fy=0\sum F_y = 0∑Fy=0
An object in equilibrium where all forces sum to zero
Same throughout the string
12\frac{1}{2}21
32\frac{\sqrt{3}}{2}23
x2+y2+z2\sqrt{x^2 + y^2 + z^2}x2+y2+z2
Sum of all force vectors equals zero vector
Identify all forces acting on the object
Use trigonometry (sine and cosine functions)
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