*MUST BE DONE IN EXCEL *MUST BE DONE IN EXCEL A manometer is a U-shaped tube tha
ID: 702715 • Letter: #
Question
*MUST BE DONE IN EXCEL
*MUST BE DONE IN EXCEL
A manometer is a U-shaped tube that is used to measure pressure differences. The tube contains a fluid, often mercury. If each end of the tube is at a different pressure, the pressure difference will cause the fluid to rise in one leg of the manometer (the low pressure side). The greater the pressure difference, the greater the height of the column (i.e., change in fluid level) The appropriate equation is where p2 - the higher pressure, Pa (Note: 1 Pa 1 N/m2 pthe lower pressure, Pa p the density of the fluid, kg/m3 g the acceleration due to gravity, 9.80 m/s2 h the increase in the level of the fluid in the low pressure side, m Create an Excel worksheet to determine the pressure difference as a function of the height of the fluid column and the fluid density. uredit mencury is 13.60 meteroontans mercuryandtheheightofthe (b) What column height corresponds to a pressure difference of 20 kPa (i.e., 20x 103 Pa)?Explanation / Answer
(a)
Density=13.6*10^3 kg/m3
h=10 cm=0.1 m
So p2-p1=13.6*10^3*9.81*0.1=13341.6 Pa
(b)
h=(p2-p1)/density*g=20000/13600*9.81=0.145 m=14.5 m
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