Fluid Flow – Section 1

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

A. surface active agent which stabilizes foams
B. surface active agent which destabilizes foams
C. excellent source of vitamins
D. coagulant

Correct Answer: A. surface active agent which stabilizes foams

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

A. 5 x 10-5
B. 106
C. 5 x 105
D. 500

Correct Answer: B. 106

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