A physics professor stands in an elevatorthat is accelerating downwards. cable I elevator Which free body diagram below best represents the forces on the physics professor? Note that the length of each vector is proportional to its magnitude. + O 1' 0 +15? F N L +x F" L) +x Film '3 Fe + + O y 0 y FN L.)+x PM L) +x Frmian P; a