October 7, 2015

Homework Help: pressure

Posted by lisa on Sunday, March 22, 2009 at 8:40am.

ab open tube mercury manometer is used to measure the pressure in an oxygen tank. when the atmospheric pressure is 1040 mbar, what is the absolute pressure (in Pa) in the tank if the height of the mercury in the open tube is
a)28 cm higher
b)4.2cm lower, than the mercury in the tube connected to the tank.

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