Physics · Electromagnetic Theory
The differential (point) form of Maxwell's first equation (derived from Gauss's Law for electrostatics) for a time-varying field is expressed as:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1∇ · D = 0
- 2∇ · D = J + ∂D/∂t
- 3∇ × D = ρ
- 4∇ · D = ρ✓
Correct answer
∇ · D = ρ
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