(4th )Tawo infinite, flat, parallel, and perfectly conducting metal plates lie in the planes y = + The space between the plates acts as a covity oscillator in which the clectric field is given by: E = E,Cos(ny/a)Sin(@t)k , where kis a unit vector in the direction of z-axis. (a)Assuming that Bis in the x-direction, apply Ampere's to obtain the magnetic field everywhere inside the covity region.(6) Use Ampere's law to compute the current ner meter on the metal surlace, and comnare with the disnlacement current ner, meter mogrs

(4th )Tawo infinite, flat, parallel, and perfectly conducting metal plates lie in the planes y = + The space between the plates acts as a covity oscillator in which the clectric field is given by: E = E,Cos(ny/a)Sin(@t)k , where kis a unit vector in the direction of z-axis. (a)Assuming that Bis in the x-direction, apply Ampere's to obtain the magnetic field everywhere inside the covity region.(6) Use Ampere's law to compute the current ner meter on the metal surlace, and comnare with the disnlacement current ner, meter mogrs