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Electromagnetic theory miscellaneous

Electromagnetic Theory

  1. Consider the following statements regarding Maxwell's equations in differential form (symbols have their usual meaning)
    1. For free space ∇ × H = (σ + jω ε) E
    2. For free space ∇. D = ρ
    3. For steady current ∇ × H = j
    4. For static electric field ∇. D = ρ
    of these statements—
    1. 1 and 2 are correct
    2. 2 and 3 are correct
    3. 3 and 4 are correct
    4. 1 and 4 are correct
Correct Option: C

For free space σ and ρ are each zero. Thus, statements 3 and 4 are correct.



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