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In a convective heat transfer situation Reynolds number is very largebut the Prandtl number is so small that the product Re × Pr is less thanone in such a condition which one of the following is correct?
  • a)
    Thermal boundary layer does not exist 
  • b)
    Viscous boundary layer thickness is less than the thermal boundary layerthickness
  • c)
    Viscous boundary layer thickness is equal to the thermal boundary layerthickness
  • d)
    Viscous boundary layer thickness is greater than the thermal boundarylayer thickness
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
In a convective heat transfer situation Reynolds number is very largeb...
Ans. (c) 
 
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In a convective heat transfer situation Reynolds number is very largebut the Prandtl number is so small that the product Re × Pr is less thanone in such a condition which one of the following is correct?a)Thermal boundary layer does not existb)Viscous boundary layer thickness is less than the thermal boundary layerthicknessc)Viscous boundary layer thickness is equal to the thermal boundary layerthicknessd)Viscous boundary layer thickness is greater than the thermal boundarylayer thicknessCorrect answer is option 'C'. Can you explain this answer?
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In a convective heat transfer situation Reynolds number is very largebut the Prandtl number is so small that the product Re × Pr is less thanone in such a condition which one of the following is correct?a)Thermal boundary layer does not existb)Viscous boundary layer thickness is less than the thermal boundary layerthicknessc)Viscous boundary layer thickness is equal to the thermal boundary layerthicknessd)Viscous boundary layer thickness is greater than the thermal boundarylayer thicknessCorrect answer is option 'C'. Can you explain this answer? for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about In a convective heat transfer situation Reynolds number is very largebut the Prandtl number is so small that the product Re × Pr is less thanone in such a condition which one of the following is correct?a)Thermal boundary layer does not existb)Viscous boundary layer thickness is less than the thermal boundary layerthicknessc)Viscous boundary layer thickness is equal to the thermal boundary layerthicknessd)Viscous boundary layer thickness is greater than the thermal boundarylayer thicknessCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for In a convective heat transfer situation Reynolds number is very largebut the Prandtl number is so small that the product Re × Pr is less thanone in such a condition which one of the following is correct?a)Thermal boundary layer does not existb)Viscous boundary layer thickness is less than the thermal boundary layerthicknessc)Viscous boundary layer thickness is equal to the thermal boundary layerthicknessd)Viscous boundary layer thickness is greater than the thermal boundarylayer thicknessCorrect answer is option 'C'. Can you explain this answer?.
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