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    Graphical Addition

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    Find the voltage V where V=V1+V2 using graphical addition and analytical methods, given that V1=3sin(theta+20 degrees) and V2=5sin(theta-40degrees).

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    https://brainmass.com/math/basic-algebra/graphical-addition-degrees-30251

    Solution Preview

    V1 = 3*sin(theta+20 degrees)
    V2 = 5*sin(theta-40degrees)

    Let us assume
    theta+20 = phi

    THerefore,
    V1 = 3*sin(phi)
    V2 = 5*sin(phi-60 degree)

    Hence the phase difference between two volatages is ...

    Solution Summary

    A graphical addition problem is solved. A diagram is included with this fully-worked solution.

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