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1. |
The rate of change of energy in a moving model is ( rho frac{De}{Dt} ). In the final equation, this term is reduced to ( frac{ partial( rho e)}{ partial t}+ nabla.( rho e vec{V}) ). Which of these equations is used for this reduction? |
A. | Equations of state |
B. | Stress-strain equation |
C. | Momentum equation |
D. | Continuity equation |
Answer» E. | |