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12 questions from this quiz
F=(FxFy)\mathbf{F} = \begin{pmatrix} F_x \\ F_y \end{pmatrix}F=(FxFy)
Fx=Fcos(θ)F_x = F \cos(\theta)Fx=Fcos(θ)
Fy=Fsin(θ)F_y = F \sin(\theta)Fy=Fsin(θ)
Fnet=ma\mathbf{F}_{\text{net}} = m\mathbf{a}Fnet=ma
∑Fx=max\sum F_x = m a_x∑Fx=max
Equal and parallel
(5,−8,7)(5, -8, 7)(5,−8,7)
∣a→∣=x2+y2+z2|\overrightarrow{a}| = \sqrt{x^2 + y^2 + z^2}∣a∣=x2+y2+z2
AB→=B→−A→\overrightarrow{AB} = \overrightarrow{B} - \overrightarrow{A}AB=B−A
69\sqrt{69}69
Express forces as vectors
∑Fy=may\sum F_y = m a_y∑Fy=may
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