Question 1a) Initially, the wheel was filled with Nitrogen attemperature of 20°C and a pressure gage of 200 kPa.The volume of the wheel was considered to remainunchanged and equals to 18 L.Obtain the gage pressure in the wheel when theNitrogen temperature in the wheel rises to 45°C.Obtain the mass of Nitrogen that must be removedin order to restore pressure to its original value atthis new temperature.i)ii)*Nitrogenb) Calculate the gage pressure at points 4, B, C and D.Take air density as 1.21 kg/m.Open to atmosphereAirAir4m4mOil0.5mS-0.9water

We’ll answer the one question since the exact one wasn’t specified. Please submit a new question…

Answered: b) Calculate the gage pressure at…

b) Calculate the gage pressure at points A, B, C and D. Take air density as 1.21 kg/m. Open to atmosphere Air Aur 0.4m 0.4m Oil 0.5m S-0.9 water

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

See similar textbooks

Similar questions

SG of Water=1.0 SG of Mercury=13.6 SG of n-Octane=0.65
Question 6. The volume of the gas in a closed container with an initial temperature of 20°C is 7 m³ and the pressure is 6 bar. When the volume is brought to 3 m³, the temperature in the container becomes 35° C, what is the pressure of the gas.
3- The environmental conditions in a room are to be regulated so that the drybulb temperature will be greater than or equal to 72 F (22 C) and the dewpoint will be less than or equal to 52 F (11 C). What maximum relativehumidity can occur for standard barometric pressure? Please us the psychometric chart to solve the following problem
We have a closed system containing water at a pressure of 0.2 bar. The specific volume is 924.278 cm3/g. For this vapor-liquid mixture, report the fraction of vapor. Use the steam tables and report your answer to three decimal places.
A cylindrical vessel with a diameter of 8 inches and 5 feet long contained acetylene at 300 psi gauge and 82°F. After some amount of acetylene was used, the pressure was reduced to 190 psi gauge and the temperature was 74°F. The gas constant of acetylene is 59.35 ft-lbf/lbm-°R. Determine the following: What is the initial mass in lbm of the acetylene inside the vessel What proportion in percentage of acetylene was used? What volume in ft3 would the used acetylene occupy at 30 psig and 80°F?
Four kilogram of certain gas is contained within the piston- cylinder assembly. The gas undergoes a process for which the pressure-volume relationship is PV^1.5 = C. The initial pressure is 3 bars, the initial volume is 0.1 m^3 and the final volume is 0.2 m^3. The change in internal energy is – 4.6 ??/??. Determine the heat transfer for the process in KJ.
Question #1 a) The absolute pressure inside a tank is 0.13bar, and the surrounding atmospheric pressure is 98 kPa. A Bourdon gage is mounted in the tank wall to measure the pressure, in kPa? Is this a vacuum or gage reading? b) (967)kJ of heat is transferred from the system to the surroundings when a closed system of mass (28)kg undergoes a process. During the process, 200kJ work is done on the system. If the initial specific internal energy of the system is 300 kJ/kg, Describe the process and determine the final specific internal energy, in kJ/kg? Neglect changes in kinetic and potential energy.
Water at 210°C is heated, which increases the internal energy of the water by 1000 kJ/kg. Initially the quality of the system is 0.9. What is the final temperature, in °C, if the final pressure is 1.8 MPa? Report your answer to one decimal place.
The gage pressure in a pipe is measured by a manometer containing mercury (? = 13,600 kg/m3). The top of the mercury is open to the atmosphere and the atmospheric pressure is 100 kPa. If the mercury column height is 24 cm, the gage pressure in the pipe is (a) 32 kPa (b) 24 kPa (c) 76 kPa (d ) 124 kPa (e) 68 kPa
Question # 2 A gas of mass (4)kg undergoes a quasi-static expansion which follows a relationship p = a+bv, where ‘a’ and b are constants. The initial and final pressures are (1017) kpa and (217) kpa respectively and corresponding volumes are 0.2meter cubic and 1.2meter cubic. The specific internal energy of the gas is given by u=1.5 pv -85kJ/kg, where ‘p’is in kpa and ‘v’is in m3/kg. Describe the process involved in given system and calculate the net heat transfer and the maximum internal energy of the gas during expansion. (m3 means metercubic).
Gas at 70 bars gage pressure and 37.8°C is contained in a 12,900-cm3 cylinder. A piston compresses the volume to 9680 cm3 while the gas is heated to 93.3°C. What is the final pressure in the cylinder in bars?
1. Argon is initially at 300 K with a specific volume of 0.3 m3/kg. It is then isentropically expanded to a specific volume of 0.6 m3/kg. Determine the final temperature, in K, up to two decimal places using rounding. Assume that specific heats are constant. 2. Neon is expanded isentropically from 2000 kPa and 770 K until the temperature drops to 275 K. What is the pressure, in kPa, at the final state? Report your answer to one decimal place using rounding. Assume that specific heats are constant. 3. Air at 2000 K with a specific volume of 0.6 m3/kg is expanded isentropically until the temperature drops to 1000 K. Determine the final specific volume, in m3/kg. Assume that specific heats vary with temperature. Report your result to two decimal places using rounding. 4. Air initially at 300 K and 100 kPa is isentropically compressed to a pressure of 4 MPa. Determine the final temperature, in K, assuming that specific heats vary with temperature. Report your result to one decimal place…