Pick out the correct statement pertaining to transition/ entrance leng

1.	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.
B.	Transition length for laminar flow of Newtonion fluids in a pipe of diameter 'd' is equal to 0.05. D.NRe.
C.	Transition length for turbulent flow of Newtonion fluids in a smooth pipe of diameter 'd' is equal to 50 D.
D.	all (a), (b) and (c).
Answer» E.

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Pick out the correct statement pertaining to transition/ entrance length in fluid flow.

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