The Komologorov eddy size – McqOptions

MCQOPTIONS

1.	The Komologorov eddy size
A.	is constant at all stirrer speeds
B.	increases with stirrer speed
C.	decreases with stirrer speed
D.	becomes zero when the stirrer speed is very low
Answer» D. becomes zero when the stirrer speed is very low

Discussion

No Comment Found

Related MCQs

A liquid is flowing at 11,400 l.h-1 along a pipeline having a diameter of 4 cm. If the liquid has a density of 1 g.ml-1 and viscosity of 0.001kg.m-1.s-1, then the liquid would be in the
A stirred tank reactor containing a fluid with a density of 2.5 g.ml-1 and viscosity of 0.002 kg m-1s-1 is mixed at 120 rpm. If the fluid is mixed with an impeller having diameter 50 cm, then the Reynolds number of the liquid in the reactor is
Three flows named as 1,2 and 3 are observed. The Reynold’s number for the three are 100, 1000 and 10000. Which of the flows will be laminar?
“The velocity of entrance and exit through a nozzle remains the same.” Is this ever possible?
A beaker contains water up to a certain height as shown. If the water is allowed to get discharged through a small diffuser, what type of flow will it be in the pipe?
A beaker contains water up to a certain height as shown. If the water is allowed to get discharged through a small nozzle, what type of flow will it be in the pipe?
A beaker contains water up to a certain height as shown. If the water is allowed to get discharged through a small pipe (of a uniform diameter), what type of flow will it be in the pipe?
The viscosity of a fluid increases with the length of time that it is being mixed. This fluid would be best described as being
Mixing in stirred tank reactors can
In animal cell bioreactor, bubble damage can be minimized by