GATE XE (Engineering Sciences) 2023 - Question 24

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Section: Fluid Mechanics | Marks: 1

For an incompressible boundary layer flow over a flat plate shown in the figure, the momentum thickness is expressed as

Figure for question 24, GATE XE (Engineering Sciences) 2023

  • A. ∫ 𝑒 π‘ˆβˆž 𝑑𝑦 ∞ 0
  • B. ∫ (1 βˆ’π‘’ π‘ˆβˆž ) 𝑑𝑦 ∞ 0
  • C. ∫ 𝑒 π‘ˆβˆž (1 βˆ’π‘’ π‘ˆβˆž ) 𝑑𝑦 ∞ 0
  • D. ∫ (1 βˆ’π‘’2 π‘ˆβˆž2 ) 𝑑𝑦 ∞ 0

Answer: C. ∫ 𝑒 π‘ˆβˆž (1 βˆ’π‘’ π‘ˆβˆž ) 𝑑𝑦 ∞ 0

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