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The magnetid field intensity is given in certain region of space as H = [(x +...

The magnetid field intensity is given in certain region of space as H = [(x + 2y) / z²]ŷ + (2 / z)ẑ A/m.

  1. Find J
  2. Use J to find the total current passing through the surface z = 4, 1 ≤ x ≤ 2, 3 ≤ y ≤ 5, in the ẑ direction.
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