A dimensionless group formed with the variables ρ (density), ω (angu – McqOptions

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1.	A dimensionless group formed with the variables ρ (density), ω (angular velocity), μ (dynamic viscosity) and D (characteristic diameter) is
A.	ρμD/ω
B.	ρωμ/D2
C.	ωμD2/ρ
D.	μ/ρωD2
Answer» E.

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