A rigid container with a volume of 2000 liters contains 4 kg mixture of saturated water and steam at 120°C. The mixture is slowly heated until the liquid content is completely vaporized. Determine the following: a) quality of the vapor at the initial condition; and b) temperature of water after heating. From steam tables @t: = 120°C (vn = 1.0603x10' m'/kg, vạ1 = 891.9x10' m²/kg). HINT: If v is 508.9 x10 there are 140°C, if v = 495.6x10 there are 141°c

A rigid container with a volume of 2000 liters contains 4 kg mixture of saturated water and steam at 120°C. The mixture is slowly heated until the liquid content is completely vaporized. Determine the following: a) quality of the vapor at the initial condition; and b) temperature of water after heating. From steam tables @t: = 120°C (vn = 1.0603x10' m'/kg, vạ1 = 891.9x10' m²/kg). HINT: If v is 508.9 x10 there are 140°C, if v = 495.6x10 there are 141°c

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

1:09 O71VON 2_53057102948... -> Q/ A dry gas reservoir is initially at an average pressure of 5500 psia and temperature of 145F. The gas has a gravity 0.67. What will the average reservoir pressure be when 40% of the original gas(in Scf) has been remained in the reservoir. Assume the volume occupied by the gas in the reservoir remains constant. If the reservoir originally contained 1MM cuft of reservoir gas, how much gas has been produced at a final reservoir pressure of 600 psia.
(b) A frictionless piston-cylinder device as shown in Fig. Qlb contains water at 300 kPa and the water is heated at constant pressure from saturated liquid to saturated vapor. Then, the heating process is continued in an isobaric manner until its specific volume reaches the value of 0.7 m'/kg. Water Heat Figure Qlb i) What is the initial temperature of water in the cylinder? ii) What is the final temperature of water in the cylinder? iii) Calculate the total boundary work during the processes, kJ/kg. iv) Calculate the total amount of heat transferred during the processes, kJ/kg. v) Sketch both processes on a T – v diagram with respect to saturation lines.
0.05 kg of steam at 1.5 MPa is contained in a rigid vessel of volume of 0.0076 m^3. A. What is the temperature of the steam? B. If the vessel is cooled, at what temperature will the steam be just dry and saturated? C. Cooling is continued until the pressure in the vessel is 1.1 MPa, calculate the amount of vapor at this point.
10 Ibm/min of Steam at 4.5 MPa with a moisture content of 7% undergoes a constant volume process until the pressure becomes 10.3 MPa. Determine the following: Pv and ts diagram .Specific volume, m³/kg Temperature at point 1 and 2, °C Au in kJ/kg, Ah in kJ/kg, and As in kJ/kg-K Heat Transferred in kW
A copper calorimeter can with mass 0.446kg contains 0.095kg of ice. The system is initially at 0.0oC. (a) if 0.035kg of steam at 100oC and 1.00atm pressure is added to the can, what is the final temperature of the calorimeter can and its contents? (b) at the final temperature, how many kilograms are there of ice, how many of liquid water, and how many of steam?
A 2-kg steam water mixture at 1.0 MPaa is contained in an inflexible tank. Heat is added until the pressure rises to 3.5 MPaa and the temperature to 400 oC. Determine: a) Heat transferred (kJ), b) ΔH(kJ), c)ΔS (kJ/k) INCLUDE P-S AND AND T-S DIAGRAMS PLS CAN YOU PLS REFER THE STEAM TABLE ATTACH FOR THE VALUES DONT GIVE THE SAME SOLUTION AND ANSWER
(b) A frictionless piston-cylinder device as shown in Fig. Qlb contains water at 400 kPa and the water is heated at constant pressure from saturated liquid to saturated vapor. Then, the heating process is continued in an isobaric manner until its specific volume reaches the value of 0.5 m²/kg. Water Heat Figure Q1b i) What is the initial temperature of water in the cylinder? ii) What is the final temperature of water in the cylinder? iii) Calculate the total boundary work during the processes, kJ/kg. iv) Calculate the total amount of heat transferred during the processes, kJ/kg. v) Sketch both processes on a T – v diagram with respect to saturation lines.
2. Saturated liquid water at 250 kPa is contained in a piston-cylinder device as shown in the figure below. The total initial volume is 0.012m'. As the water is heated, the pressure inside the cylinder remains constant until the piston hits the stops. When the piston hits the stops the specific volume is 0.47443 m/kg. Heat transfer to the water continues until the pressure doubles. NOTE: If needed use the closest value in tables 3 to avoid interpolation. Use 5 decimal digits when using specific volume. a.) Plot the process in a P-v-diagram with respect to saturations lines. b.) Fill de table below c.) Determine the total mass P(kPa) T(°C) v(m'/kg) h(kJ/kg) Phase 2 3.
4. A 6m³ tank contains helium at 400K and is evacuated from atmospheric pressure to a pressure of 740 mm Hg vacuum. Determine (a) mass of helium remaining in the tank, (b) mass of helium pumped out, (c) the temperature of the remaining helium falls to 10°C. What is the pressure in kPa? Ans.(a) 0.01925 kg (b) 0.7123 kg (c) 1.886 kPa
A 1.5m3 tank containing one kilogram of an unknown ideal gas is pressurized at 600 kPaa. What is the unknown gas in the tank if the inside temperature is 160oC?
QI/ A vessel having a capacity of 0.05 m3 contains a mixture of saturated water and saturated steam at a temperature of 245°C. The mass of the liquid present is 10 kg. Find (iii) The specific volume, (iv) The the following: (i) The pressure (ii) The mass, specific enthalpy, (v) The specific intermal energy
A certain gas of 2 kg is stored in a rigid container of 0.3 m3 at 5 °C. Heat is transferred to the gas until the temperature reach at 100 °C. Find the molecular weight and the gas constant. Also, calculate the heat transferred and the change in enthalpy. Assume the Universal gas constant 8.3143 kJ/kg-K and Cp =1.968 and Cv= 1.507 kJ/kg-K.