Q. 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

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✅ Correct Answer: (A) The value of Prandtl number must be 0.5

Published by Mr. Dubey ⭐ 104.82K Points at 20-Sep-2023 12:31 pm in Heat Transfer

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