Vidushi Saklani posted an Question
September 20, 2021 • 14:00 pm 30 points
  • IIT JAM
  • Physics (PH)

Otenta (gate 2009) ques. which one of the following current densities j, can generate the magnetic vector poteni a -(yi+xi)? -i-1) (b) 2(xi-vi) po (a) po 2xi-vi

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    Bidyut sinha best-answer

    Del^2(Avector)=Del^2(Ax i cap+Ay j cap)=del^2/del x^2(Ax i cap+Ay j cap)+del^2/dely^2(Ax i cap+Ay j cap)...This is the actual thing...NOT separately Del^2/delx^2(i cap)...etc

  • comment-profile-img>
    Bidyut sinha

    see the attached picture.

    cropped921926740.jpg
    eduncle-logo-app

    but laplacian equation is this one so why havent you put icap and jcap also

    eduncle-logo-app

    Del^2(Avector)=Del^2(Ax i cap+Ay j cap)=del^2/del x^2(Ax i cap+Ay j cap)+del^2/dely^2(Ax i cap+Ay j cap)...This is the actual thing...NOT separately Del^2/delx^2(i cap)...etc

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