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1
GATE ME 1994
MCQ (Single Correct Answer)
+1
-0.3
Prandtl’s mixing length is turbulent flow signifies
A
the average distance perpendicular to the mean flow covered by the mixing particles.
B
the ratio of mean free path to characteristic length of the flow field
C
the wavelength corresponding to the lowest frequency present in the flow field
D
the magnitude of turbulent kinetic energy.
2
GATE ME 1988
MCQ (Single Correct Answer)
+1
-0.3
The parameters which determines the friction factor for turbulent flow in a rough pipe are:
A
Froude number and relative roughness
B
Froude number and Mach number
C
Reynolds number and relative roughness.
D
Mach number and relative roughness
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