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A 6700kg iceberg with density 931 kg/m3 is afloat in seawater with density 1030 kg/m3...?
05-02-2014, 05:27 PM
Post: #1
BALLERR Offline
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A 6700kg iceberg with density 931 kg/m3 is afloat in seawater with density 1030 kg/m3...?
A. Find the buoyant force on the iceberg.

B. Find the volume of water displaced by the iceberg.

C. Find the fraction of the iceberg's volume that is below the water line.
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05-02-2014, 05:31 PM
Post: #2
Woodsman Offline
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A. It's floating, so Fb = mg = 6700kg * 9.8m/s² = 66 kN
B. Vw = Fb / ρg = 66000N / (9.8m/s² * 1030kg/m³) = 6.5 m³
C. 931/1030 = 0.90 = 90%
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