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Pick out the correct statement pertaining to transition/ entrance length in fluid flow. | |
A. | The length of entrance region of pipe, in which full development of fluid flow takes place such that velocity profile does not change downstream, is called the transition length. [Wrong Answer] |
B. | Transition length for laminar flow of Newtonion fluids in a pipe of diameter 'd' is equal to 0.05. D.NRe. [Wrong Answer] |
C. | Transition length for turbulent flow of Newtonion fluids in a smooth pipe of diameter 'd' is equal to 50 D. [Wrong Answer] |
D. | all (a), (b) and (c). [Correct Answer] |