The blending function is __________ at the wall and __________ in the far field.(a) 0,→1(b) 0,→∞(c) 1,0(d) 1,∞This question was posed to me during an internship interview.This intriguing question comes from Turbulence Modelling in portion Turbulence Modelling of Computational Fluid Dynamics

The blending function is __________ at the wall and __________ in the

1.	The blending function is __________ at the wall and __________ in the far field.(a) 0,→1(b) 0,→∞(c) 1,0(d) 1,∞This question was posed to me during an internship interview.This intriguing question comes from Turbulence Modelling in portion Turbulence Modelling of Computational Fluid Dynamics
Answer» RIGHT choice is (a) 0,→1 The best I can EXPLAIN: The blending function is chosen in a way that it becomes zero at the wall and tends to unity in the far-field REGION. ALSO, it should produce a smooth transition around a distance halfway between the boundary layer’s edge and the wall.

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