A cube of side s is completely submerged in a pool of fresh water. After drawing a free-body diagram, derive an algebraic expression for the net force on the cube.
a. ΣFy = Pfluidgs - Mcubeg
b. ΣFy = Pfluidgs3 - Mcubeg
c.. ΣFy = Pcubegs3 - Mfluidg
d. ΣFy = Pfluidgs3
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