本题目来源于试卷: Fluid Mechanics，类别为 美国物理杯赛(Physics Bowl)
[单选题]
11.27: The density ofh9a xssa 2,xn0 a9w rewy.y;1h .nu x-wa solid cubic block is given as $ρ=0.750 g/cm^{3}$ . This block is dropped into a large swimming pool filled with water. When equilibrium is established and all motion stops, which choice best describes the location of the block? The block is very small in comparison to the pool.
A. The block is resting at the bottom of the pool.
B. The block is completely submerged, but stops 75 % of the way to the bottom of the pool.
C. The block is completely submerged, but stops 25 % of the way to the bottom of the pool.
D. The block is floating with 75 % of its volume under the water’s surface.
E. The block is floating with 25 % of its volume under the water’s surface.
参考答案: D
本题详细解析:
暂无
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