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- Kelajuan efektif
T₂ = 4 T₁
v₂/v₁ = __ ?
Kelajuan rms
v = √(3kT/m)
v sebanding dengan akar T
v₂ / v₁ = √T₂ / √T₁
v₂ / v₁ = √(T₂/T₁)
v₂ = v₁ √(T₂/T₁)
v₂ = v₁ √(4)
v₂ = v₁ · 2
v₂ = 2 v₁ ← jwb