1 Chapter 11, Probliem 105 GO A ane ysi is an at or a e largement or a too vesse

Question

1 Chapter 11, Probliem 105 GO A ane ysi is an at or a e largement or a too vesse such as the a ta. Because cr an anens n the norma ss seco a area A of the a ta n eases to horizontal (the person is lying down), determine the amount by which the pressur! P'z n the enlarged region exceeds the pressure P, n the normal region. value c 2A The peed C the bood 10 60 k n the h a no mal p tion o Ue a ta is v 0.22 n vs. Assuming h the aorta Normal rrn Enlarged region Number the tolerances +/-2% Click r you would like to Show work for this question: Units en sor Question Attemptsi 0 of 5 used OR LATER Version

Explanation / Answer

volume flow rate = A1 v1 = A2 v2

A1 (0.22) = (1.7A1)v2

v2 = 0.129 m/s

Applying bernoulli's equation,

P1 + rho g h1 + rho v1^2 = P2 + rho g h2 + rho v2^2 /2

(h1 = h2)

P2 - P1 = 1060 (0.22^2 - 0.129^2) / 2

= 16.8 Pa .......Ans

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