An Electron moves in the presence of a uniform magnesic field in The Z -direchin (B=Bk). Part a: write do wn a Vector potinh al A that generates the Specific magnhic field B. Assume A is independent of time and Az=0 Part b: Write down the darteoi ham iltonian for the system in terms of TTi , Where Tl; = P; -eAilc' is and e the electron Charge· * Part C:Compute [ TTe;T ly]

An Electron moves in the presence of a uniform magnesic field in The Z -direchin (B=Bk). Part a: write do wn a Vector potinh al A that generates the Specific magnhic field B. Assume A is independent of time and Az=0 Part b: Write down the darteoi ham iltonian for the system in terms of TTi , Where Tl; = P; -eAilc' is and e the electron Charge· * Part C:Compute [ TTe;T ly]