Find whether the given electric fields are possible or impossible electric field: E=xyi +2yzj+3xzk and E₁ = y +(2xy +2)+2yzk. (a) Only Ę is a possible electrostatic field. (b) Both Ę and Ę, are possible electrostatic field. (c) Only E, is a possible electrostatic field. (d) Both E and E, are impossible electrostatic field. The Hamiltonian of a particle having mass m in one dimension is described by H= P+mor²x² +2μx. What is the difference between the energies of the first two 2m 2 levels? (a) ho- 2μ² mar (b) ho+μ (c) ho (d) ho+ mo²