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P4.8 When a valve is opened, fluid flows in the expansion duct of Fig. P4.8 according to the approximation Ut V=iU(1- v=iU (1-7) tanh L Find (a) the fluid acceleration at (x, t) = (L, L/U) and (b) the time for which the fluid acceleration at x = L is zero. Why does the fluid acceleration become negative after condition (b)? 1 I u(x, t) 1 1 (X=0 1x = L Fig. P4.8

P4.8 When a valve is opened, fluid flows in the expansion duct of Fig. P4.8 according to the approximation Ut V=iU(1- v=iU (1-7) tanh L Find (a) the fluid acceleration at (x, t) = (L, L/U) and (b) the time for which the fluid acceleration at x = L is zero. Why does the fluid acceleration become negative after condition (b)? 1 I u(x, t) 1 1 (X=0 1x = L Fig. P4.8

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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P4.8 When a valve is opened, fluid flows in the expansion duct of Fig. P4.8 according to the approximation Ut V=iU(1- v=iU (1-7) tanh L Find (a) the fluid acceleration at (x, t) = (L, L/U) and (b) the time for which the fluid acceleration at x = L is zero. Why does the fluid acceleration become negative after condition (b)? 1 I u(x, t) 1 1 (X=0 1x = L Fig. P4.8
Transcribed Image Text:P4.8 When a valve is opened, fluid flows in the expansion duct of Fig. P4.8 according to the approximation Ut V=iU(1- v=iU (1-7) tanh L Find (a) the fluid acceleration at (x, t) = (L, L/U) and (b) the time for which the fluid acceleration at x = L is zero. Why does the fluid acceleration become negative after condition (b)? 1 I u(x, t) 1 1 (X=0 1x = L Fig. P4.8
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