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Simple vector problem, Weight vector components & sine and cosine of rotation?

I want to get the x and z components in the local frame for the weight W which always points along the vertical downward. … EDIT: Using rotation matrices, we have the following rotation matrix when pitching (rotating about y axis): This matrix is used to transform vectors from inertial frame Xn,Yn,Zn to local frame Xb, …
Moayad Hani Abu Rmilah's user avatar