Physics · Electromagnetism
Identify which of the following expressions represents the equation of continuity rather than one of Maxwell's fundamental equations for time-varying fields.
- 1∇ · J + &partial;ρ&partial;t = 0✓
- 2∇ · D = ρ
- 3∇ × E = -&partial;B&partial;t
- 4∇ × H = J + &partial;D&partial;t
Correct answer
∇ · J + &partial;ρ&partial;t = 0
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