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What is the value of Cμ in the RNG k-ε model?

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in Computational Fluid Dynamics by (118k points)
What is the value of Cμ in the RNG k-ε model?

(a) 0.0545

(b) 0.0645

(c) 0.0845

(d) 0.0745

I had been asked this question during an interview for a job.

My question is from Turbulence Modelling topic in chapter Turbulence Modelling of Computational Fluid Dynamics

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Right answer is (c) 0.0845

Easy explanation: The value of Cμ is 0.0845. This is useful in finding the turbulent dynamic viscosity and hence the effective dynamic viscosity of the RNG k-ε model. This value is obtained by comparing to the existing turbulence model data.

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