In Case the Hydrodynamic and Thermal Boundary Layers Are Identical

question 1

Multiple Choice

In case the hydrodynamic and thermal boundary layers are identical for a fluid flowing over a heated plate

• A)The value of Prandtl number must be 0.5
• B)The plate surface must be smooth
• C)The plate must be of low thermal conductivity
• D)The value of Prandtl number thust be 1
• E)The value of Prandtl number must be zero

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