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← ScienceWhich outcome accompanies a turbulent fluid subjected to numerical simulation?
A)Computational grid resolution must increase✓
B)Kinetic energy spectrum concentrates at minimum
C)Prandtl number approaches one asymptotically
D)Molecular viscosity exhibits complete independence
💡 Explanation
Increased grid resolution occurs when numerical simulations meet fluid turbulence, because the Kolmogorov microscales require fine discretization for Direct Numerical Simulation (DNS); therefore, turbulent dissipation is resolved, rather than modeled, unlike coarser eddy viscosity.
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