#222 Vector A with arrow has a magnitude

Vector A with arrow has a magnitude - Physics

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Free Chegg Question

Vector A with arrow has a magnitude of 33 units and points in the positive y direction. When vector B with arrow is added to A with arrow, the resultant vector A with arrow + B with arrow points in the negative y direction with a magnitude of 27 units. Find the magnitude and direction of B with arrow. magnitude unit(s) direction ° counterclockwise from the +x-axi

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Free Chegg Answer

Given that Ax = 0

Ay = 33

and also (Ax+Bx) = 0

(Ay+By) = -27

By = -27-Ay = -27-33 = -60 units

Bx = 0

then B = sqrt(Bx^2+By^2) = sqrt(0^2+60^2) = 60 units is the magnitude and direction is 270 ° counterclockwise from the +x-axis