Explores resultants, static equilibrium in trusses, frames, beams, and machines. Includes centroids, mass moment of inertia, and systems involving friction and distributed loads. Prerequisites: One of the following: MTH 130, MTH 132, MTH 133; PHY 130QR or PHY 145QR; PHY 170 or PHY 175; permission of E&T advisor; cumulative GPA of 2.5 or higher.