reyrocks241 reyrocks241 03-04-2024 Physics Answered The potential energy for a force field is given by u(x, y) = cos(x y). the force acting on a particle at position given by coordinates (0, π/4) isa.- 1/(2)(vec i + vec j)b.1/(2)(vec i + vec j)c.1/2vec i + (3)/2vec jd.1/2vec i - (3)/2vec j