2.45 Determine the new differential reading along the inclined legof the mercury manometer of Fig. P2.45, if the pressure in pipe Ais decreased 10 kPa and the pressure in pipe B remains unchanged.The fluid in A has a specific gravity of 0.9 and the fluid in B iswater.SG = 0.9Water100 mm30°80 mm50 mmMercuryIFIGUREP2.45

Answered: Image /qna-images/answer/25f9188d-b94f-4ee0-8aaf-016b81811ade.jpg

Answered: 2.45 Determine the new diferential…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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A U-tube manometer filled with mercury is attached to a gas tank. The level of mercury on the open end of the manometer is 40 cm higher than the level at the end attached to the tank. (a) What is the gage pressure of the gas inside the tank?(b)what is the absolute pressure of the gas inside the tank?(c) if the level of mercury on the open end is 60 cm lower than the level at the end attached to the tank, what is the absolute pressure of the gas?
2. Convert the following readings of pressure to kPa absolute, assuming that the barometer reads 760 mm Hg: (a) 90 cm Hg gage; (b) 40 cm Hg vacuum; (c) 100 psig; (d) 8 in.Hg vacuum, and (e) 76 in. Hg gage.
The water in a tank is pressurized by air, and the pressure is measured by a multifluid manometer as shown. Determine the gage pressure of air in the tank if h1 = 16”, h2 = 24”, and h3 = 30”. Take the densities of water, oil, and mercury to be 1.94, 1.65 and 26.39 slugs/ft^3, respectively
The pressure of water in a pipeline was measured by means of a simple manometer containing mercury. The mercury level in the open tube is 160 mm higher than that of the left tube. The height of water in the left tube is 43mm. Determine the static pressure in the pipe in a).kN/m2. b) Head of water in meters, 1: The static pressure in the pipe in kN/m2 ? 2: Head of water in meters ?
A manometer containing mercury with density, ρ = 13,600 kg/m3 is attached to a tank filled with air. The mercury-level difference between the two columns is 80 cm. Questioni)Determine the absolute pressure of the air in the tank if the atmospheric pressure is 98 kPa. Use gravitational force, g = 9.81 m/s2.
A gasoline line is connected to a pressure gage through a double-U manometer, If the reading of the pressure gage is 260 kPa, determine the gage pressure of the gasoline line
A gasoline line is connected to a pressure gage through a double-U manometer, as shown. If the reading of the pressure gage is 260 kPa, determine the gage pressure of the gasoline line. Assume the density of air to be 1.225 kg/m^3.
A U-tube manometer filled with mercury is attached to a gas tank. The level ofmercury on the open end of the manometer is 40 cm higher than the level at theend attached to the tank. What is the gage pressure of the gas inside the tank? a) what is the absolute pressure of the gas inside the tank? b) if the level of mercury on the open end is 60 cm lower than the level atthe end attached to the tank, what is the absolute pressure of the gas?
A closed tank contains 0.610 m of mercury, 1.524 m of water, 2.438 m of oil of specific gravity 0.750, and an air space above the oil. If the pressure at the bottom of the tank is 276 kPa gage, what should be the reading of the gage in the top of the tank?
3. If the barometer reads 735 mmHg, determine what absolute pressure ,in bars,is equivalent to a vacuum of 280mmHg within a system.Neglect the effect of temperature and density of mercury.
Figure 2.23 shows a U-tube manometer used to measure the small pressuredifference of the two water pipes. The top of the tube is filled with a liquidwhich is lighter than water and immiscible with water. It is known that the relative densities of the liquid in tube A and B ared1= d3 = 1, and the relative density of the liquid in the U-tubemanometer is d2 = 0:95. If h1 = h2 = 0.3 m and h3 = 1 m, try to determine the pressure difference pB - pA.
In the system illustrated below, manometer A reports a vacuum (negative pressure) of 0.30 kgf/cm2 and manometer B reports a pressure of 7.4 psi.Find the value of the difference in level h in cm

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