1.

The energy equation in terms of total energy is\(\frac{\partial(\rho e)}{\partial t}+\nabla.(\rho \vec{V}e)=-\nabla.\dot{q}_s-\nabla.(p\vec{V})+\nabla.(τ.\vec{V})+\vec{f_b}.\vec{V}+\dot{q}_v.\) Where,t → Timeρ → Densitye → Specific total energy\(\vec{V}\) → Velocity vector\(\dot{q}_s\) → Rate of heat transfer per unit area\(\vec{f_b}\) → Body force vectorτ → Shear stress\(\dot{q}_v\) → Rate of heat source or sink per unit volumeWhile converting this equation in terms of internal energy, which of these terms lose its explicit presence?

A. Pressure term
B. Shear stress term
C. Body force term
D. Heat transfer term
E. }{\partial t}+\nabla.(\rho \vec{V}e)=-\nabla.\dot{q}_s-\nabla.(p\vec{V})+\nabla.(τ.\vec{V})+\vec{f_b}.\vec{V}+\dot{q}_v.\) Where,t → Timeρ → Densitye → Specific total energy\(\vec{V}\) → Velocity vector\(\dot{q}_s\) → Rate of heat transfer per unit area\(\vec{f_b}\) → Body force vectorτ → Shear stress\(\dot{q}_v\) → Rate of heat source or sink per unit volumeWhile converting this equation in terms of internal energy, which of these terms lose its explicit presence?a) Pressure termb) Shear stress termc) Body force termd) Heat transfer term
Answer» D. Heat transfer term


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