simple pressure device records the pressure in an oil storage tanker as 301400 N
ID: 703135 • Letter: S
Question
simple pressure device records the pressure in an oil storage tanker as 301400 N/m2. Given standard atmospheric conditions determine the absolute pressure in the tank in Bar? A 0.65 Bar 1 A Br, c5 84 Bar D2.38 Bar E389 Bar h79 2. A pressurised water buffer vessel has a simple water manometer fited6zm Calculate the pressure in the vessel f the difference hn levelis 1,1 cm? A 4862 Pa B 1369 Pa C 20.7 Pa D 1035 Pa 2070 Pa 91 3. A room has dimensions 4 m x 3.5m x 2.5 m high. What is the total outward foroe exerted by the room air if the air static pressure is 101325 Pa, neglecting any opposing external pressure? A731 MN B486 MN C664 MN D5.92 MN E861 MN A submersible sea vessel is cenied as being sate to operate at a depth of 4ih 150 m where the density of seawater is 1,027 kg/m What would be the safe operating depth in fresh water having a density of 1,005 kg/m2 4154 m B 132m C172 m D192 m 152m 5. A cylindrical oil storage tank has a diameter of 1 4 m The mass of oil present is 3600 kg t oil has a RD of 0.85, what is the pressure exerted by the oil one the base of bšie tank? A 10.1 kPa B26.3 kPa Fluid flow in ducts and pipes; continuity equatiorn 6. Air passes through a 500mm x 500mm reictangular duct at a velocity of 6ms The duct includes a retangular-circular transformation and the outlet duct is 500mm dia Calculate the air velocity in the circular duct assuming that ar density does not change. 49.500 m/s B2.325 m/s C8.125 ms D7630 mis E 1 732 ms 7. A 3m high horizontal duct carrled air of density 1 2kpn at 5ms Ifthe pressure in the air stream is 1,500Nm calculate the total head pet kg of ar Assume that the air behaves as an ideal fluld A 1302 m 131.2m C 86.3m 0122m E251.3 m A 100 m long, sloping pipe tapers from 150 mm diameter to 50 mm diameter over its length and drops 2 m in height. Water velocity al the pipe entrance sExplanation / Answer
Ans 1
Gauge pressure in tank = 301400 N/m2
Atmospheric pressure = 101325 N/m2
Absolute pressure = gauge pressure + atmospheric pressure
= 301400 + 101325
= 402725 Pa x 10^-5 bar/Pa
= 4.03 bar
Option B is the correct answer
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