Engineering, 19.12.2019 06:31 jason9394
A0.5m diameter sphere containing pollution monitoring equipment is dragged through the charles river at a relative velocity of 10m/s. the sphere has a specific gravity of 0.5, is fully submerged, and tethered to the towing device by a 2m cable. what is the angle the towing cable makes with the horizontal? assume the water is at 10°c.
Answers: 2
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.........3![F_D = \rho g [\frac{\pi d^3}{6}] ( 1 -Sg) tan \theta](/tpl/images/0425/6460/7a934.png)
cd is 0.072
![\theta = tan^{-1} [\frac{3\times 0.072 \times 10^2 \times \pi \times 0.5^2}{ 2\times 9.81 \pi 0.5^3(1- 1.5)}]](/tpl/images/0425/6460/3d037.png)
degree
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A0.5m diameter sphere containing pollution monitoring equipment is dragged through the charles river...
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