13 0 / 1 point Determine the amount of work needed to transfer two charges of 40 [nC] and -50 [nC] from infinity to the locations (0,0,1) and (2,0,0), respectively. -Use numbers when answering, rounding to the hundredths in the format 0.00 -Input your answer in units of [uJ] X 8.04O/ 1 point The volume charge density inside of an atomic nucleus 2 of radius a is p 2 p0( 1:2 ). Find the potential inside the nucleus. 0/ 1 point A spherical shell with radius a and a second spherical shell with radius b are centered at the origin and carry a total charge of Q and -Q, respectively. Determine the potential different between the shells. 4:250 [% _ t] Q [111a, 1nb]