Question

Calculate the pressure at points A nd B of the tank shown below and plot a pressure diagram. The specific gravity of gasoline is 0.82. Also calculate and draw pressure diagram water sits over gasoline (without any change in depths). Depth of gasoline is 50 cms and that of water is 100 mm.

Po Gasoline

Answer 1

Let o to the density es gestes and if the the life density of Wistas Criven Also density at with up loco leglo density of gasolina lao Xe + 820 820 kg/m3 P. A 100 mn] wder OA Now, presume writtion of depth of a liquid is given Be pa dersity of liquid x geht Po priewe from where Where lo is the and Pu is motoring h belou from P. you ove presuar at depth Now, paind A is 50 cm below P. fi Reogh. P. + 820X10250 . 100 & P = P + 4100 Paxal B is 100 mon below A and the space between them is filled with water Po - PA + Pgh, lo. Pot VOD Klov 1 PoPnt 1080 Pa

Sino Pa Pot too la - Po = P + 100 4 800 l - Pot soola (Proven to Store) depth - Now, if water sits over geselien loom بلعمية Pn. Pot pigha P. + 100 X tox • P. + 1000 Pasul. oghe Pola + 820X10 X 50 Pa = P.+ 1850 + 1100 P. 5100 Pesed + 1100 based 14 S10 6 a> P. Lo (cm) (6) depth &
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