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# Free-Body Diagram: Tilted Coordinate Systems on an Inclined Plane

APPHMC-EEBEYM

A box of mass $m$ is placed on a ramp inclined at an angle of $\theta$. The coordinate system is defined with the +$x$-axis pointing down the ramp, and the +$y$-axis pointing perpendicular to the ramp as shown in the figure below.

Which of the following choices shows the correct vector for the weight of the box, with its $x$ and $y$ components?

A
B
C
D
E