Part A A rectangular block of metal of resistivity p has dimensions d x 2d x 3d. A potential difference V is to be applied between two opposite faces of the block. Part B What is the maximum current density Jmax from Part A? Express your answer in terms of some or all of the variables V, p (the resistivity of the material), and d. View Available Hint(s) AEd Jmax Submit Part C Part D What is this maximum current? Express your answer in terms of some or all of the variables V, p (the resistivity of the material), and d. View Available Hint(s) AEd 0 8 ? Imax Submit