Which dimensionless number correlates the relative thickness of the hy – McqOptions

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1.	Which dimensionless number correlates the relative thickness of the hydrodynamic and thermal boundary layers?
A.	Mach number
B.	37,500 kg
C.	Prandlt number
D.	Nusselt number
E.	Crash off number
Answer» D. Nusselt number

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