Measure all angles from nearest X axis A B (-) () E (--) (-) C D 4 Vector Analysis
Make a rough sketch of all vectors from a common origin.
Measure (convert) all angles from the nearest x-axis.
Calculate all x components using the equation Vx V Cos
Apply /- to each x component using quadrant notation.
Sum up all x components.
5 Vector Analysis
Measure (determine) all angles from the nearest x-axis.
Calculate all y components using the equation Vy V sin .
Apply /- to each y component using quadrant notation.
Sum up all y components.
6 Vector Analysis
Calculate the resultant vector using the Pythagorean Theorem. VR Vx2 Vy21/2
Calculate the resultant angle using the tangent function R tan-1 (Vy /Vx)
7 Vector Analysis Template Vx Vy A ____Cos ____ /- ____Sin _____ /- B ____Cos ____ /- ____Sin _____ /- C ____Cos ____ /- ____Sin _____ /- D ____Cos ____ /- ____Sin _____ /- E ____Cos ____ /- ____Sin _____ /- AxBxCxDxEx AyByCyDyEy V 8 Resultant Vector Calculation Vx R
VR Vx2 Vy21/2
R tan-1 (Vy /Vx)
9 Vector Analysis Conclusion
Do a rough sketch from a common axis.
Be sure calculator is set in deg. mode.
Be sure to use degrees from nearest x-axis.
Be sure to check /- designations before summation step.
Report your answer using proper notation eg. 250 m at 43o Nof E.
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