February 28, 2017

Homework Help: Physics

Posted by Lily on Wednesday, November 25, 2009 at 8:10pm.

To suck water up a straw to a maximum height of 187 mm, what minimum gauge pressure must be produced in the lungs? Note that in order to be able to suck up water, the pressure in the lungs must be lower than the pressure outside by the exact amount of pressure created by the weight of the column of water in the straw.

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