Question: If the current density in a conducting medium is given by ( 1 0 marks ) J ( x , y , z ; t

If the current density in a conducting medium is given by
(10 marks)
J(x,y,z;t)=((widehat(x))z-(widehat(y))4y2+(hat(z))2x)cost
a) Calculate the divergence of J.(5 marks)
b) Determine the corresponding charge distribution v(x,y,z;t).(5 marks
If the current density in a conducting medium is

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