Q46. a thin, infinitely long solenoid placed along the 2 - axis contains a magnetic flux o. which of the following vector potentials corresponds to the magnetic

Q46. A thin, infinitely long solenoid placed along the 2 - axis contains a magnetic flux o. Which of the following vector potentials corresponds to the magnetic field at an arbitrary point (x y. )? (4.4,4,)=|- 0 (b) 4,, 4,, 4.)=27 +y +7*27r+y+ c4 44,)=|27+y27 x+ y x+y *0 (d)4, 4,, A 27 x+y27 x-