Knowledge card
Lorentz acceleration is −(σ_hnf B²/ρ_hnf)u
Under a zero applied electric field and small magnetic Reynolds number, the streamwise magnetic body force per unit mass is −(σ_hnf B²/ρ_hnf)u — dimensionally a damping RATE [T⁻¹] times velocity.
Dimension I
Definition
What it is — and what it is not
- What it is
- S1Correction and justification — Under a zero applied electric field and small magnetic Reynolds number, the streamwise magnetic body force per unit mass is −(σ_hnf B²/ρ_hnf)u — dimensionally a damping RATE [T⁻¹] times velocity. [1.1]
Dimension II
In practice
How to deal with it
No practical guidance recorded yet.
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