Question

*Chapter 09, Problem 082 A 0.30-m-diameter cork ball SG = 0.21) is tied to an object on the bottom of a river as is shown h he haure bion. Estimatethepeedoften ar ument the weight of the cable and the drag on it. tu 80 1 m/s the tolerance is +/-2% Question Attempts: 0 of 4 used

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Answer 1

Giver digro Representing the fortes acting on Spberi cal cort 80 usin physica -iom th table ine matic Uisster toetipht u ofthe sparical cort is

ovSpecific ueigbteny of the Cork 29,08 N D- diametert the sphert col Core ro 30m he buo on t Cors is

yetatsion for the Sped u of t Tver Aoo rtuerois S D 3D 19 29 JlSu3 o sub3 O 739 CD

for Reynolds number pdra Coefficienb tin de arapb o drc co-ecient a function By aPP U 13 -0:311 1686 mls 9 Re618 10 L6 3,129 Klo-

vo the graph is nea So the alue is not Satisfactoy for cpb.3 eqcal to the agud ale O13 SON3 口:2 is eual bothe ossumd valus 014