모두CBT
다음 중 연속방정식이 아닌 것은?
ρ1A1V1=ρ2A2V2\rho_{1}A_{1}V_{1} = \rho_{2}A_{2}V_{2}ρ1A1V1=ρ2A2V2
A1V1=A2V2A_{1}V_{1} = A_{2}V_{2}A1V1=A2V2
δuδx+δvδy+δwδz=0\dfrac{\delta u}{\delta x} + \dfrac{\delta v}{\delta y} + \dfrac{\delta w}{\delta z} = 0δxδu+δyδv+δzδw=0
δxu=δyv=δzw\dfrac{\delta x}{u} = \dfrac{\delta y}{v} = \dfrac{\delta z}{w}uδx=vδy=wδz