Q. The viscosity of a fluid changes with either stirrer speed or mixing time. But when mixing ceases, the viscosity returns to its original state. This fluid is best described as

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Q. In sparged mammalian cell bioreactors, the cell damage is caused because of

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Q. The SI unit for viscosity is

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Q. Water is a

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Q. Which of the following affect the Kolmogorov eddy size?

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Q. A liquid is flowing at 11,400 l.h­¹ along a pipeline having a diameter of 4 cm. If the liquid has a density of 1 g.ml­¹ and viscosity of 0.001kg.m­¹.s­¹, then the liquid would be in the

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Q. The viscosity of a fluid increases with the length of time that it is being mixed. This fluid would be best described as being

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Q. Which of the following can act as a shear protectorant?

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Q. Pluronic F68 protects mammalian cells from damage stems as it is a/an

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Q. Reynolds number for turbulent flow over a plate should be more than

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Q. A stirred tank reactor containing a fluid with a density of 2.5 g.ml­¹ and viscosity of 0.002 kg m­¹s­¹ 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

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Q. If the viscosity of a fluid decreases with the length of time that it is being mixed, then this fluid is

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Q. Which of the following describes the importance of the Kolmogorov eddy size in the biotechnology?

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Q. A thixotropic fluid is one in which the viscosity

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Q. Newtonian fluid is one in which the viscosity

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Q. The viscosity of a fluid increases with increasing stirrer speed. This fluid would be best described as being

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Q. A dilatant fluid is one in which the viscosity

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Q. A rheopectic fluid is one in which the viscosity

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Q. A fluid in which the viscosity increases with increasing stirrer speed and mixing time can be called as

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Q. The medium will have the highest viscosity (considering that the cells do not secrete gums) with the presence of

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