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A Piece of Wood Is Floating at the Surface of Some

Question 9

Multiple Choice

A piece of wood is floating at the surface of some water as illustrated. The wood has a circular cross section and a height h = 3.0 cm. The density of the wood is 0.41 g/cm<sup>3</sup>. The distance y from the surface of the water to the bottom of the wood is A) impossible to determine because the area of the cross section is not given. B) 0.81 cm C) 3.2 cm D) 1.2 cm E) None of these is correct. A piece of wood is floating at the surface of some water as illustrated. The wood has a circular cross section and a height h = 3.0 cm. The density of the wood is 0.41 g/cm3. The distance y from the surface of the water to the bottom of the wood is


A) impossible to determine because the area of the cross section is not given.
B) 0.81 cm
C) 3.2 cm
D) 1.2 cm
E) None of these is correct.

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