P15_027 - V/ 3 to obtain b = 2 w / 3 = 2(1000 kg / m 3 ) /...

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27. (a) Let V be the volume of the block. Then, the submerged volume is V s =2 V/ 3. Since the block is floating, the weight of the displaced water is equal to the weight of the block, so ρ w V s = ρ b V , where ρ w is the density of water, and ρ b is the density of the block. We substitute V s =2
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Unformatted text preview: V/ 3 to obtain b = 2 w / 3 = 2(1000 kg / m 3 ) / 3 670 kg / m 3 . (b) If o is the density of the oil, then Archimedes principle yields o V s = b V . We substitute V s = . 90 V to obtain o = b / . 90 = 740 kg / m 3 ....
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This note was uploaded on 11/12/2011 for the course PHYS 2001 taught by Professor Sprunger during the Fall '08 term at LSU.

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