If Cv, Cc, Cd and Cr are the hydraulic coefficients of an orifice, the – McqOptions

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1.	If Cv, Cc, Cd and Cr are the hydraulic coefficients of an orifice, then
A.	Cd = Cc . Cv
B.	Cr = 1 + Cv2/Cd
C.	Cv = Cc + Cd
D.	Cc = Cv/Cd
Answer» B. Cr = 1 + Cv2/Cd

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