Multiple Choice
In 1964 the freighter Al Kuwait (mass 2.02 * 106 kg) sank in Kuwait harbor.It was re-floated by filling its hull with polystyrene beads.If the density of sea water is 1025 kg/m3,the density of the beads was 28.0 kg/m3,and 30 million beads were required,what was the average radius of one of the beads? Ignore the buoyant force of the steel in the ship.
A) 2.53 cm
B) 6.85 cm
C) 1.68 cm
D) 5.45 cm
E) 9.45 cm
Correct Answer:

Verified
Correct Answer:
Verified
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