An insulated vertical piston–cylinder device initially contains 15 kg of water, 13 kg of which is in the vapor phpressure of 300 kPa inside the cylinder. Now steam at 2 MPa and 400°C is allowed to enter the cylinder from a supply line until all the liquid in the cylinder is vaporized. Assuming the surroundings to be at 25°C and 100 kPa, determine the exergy destroyed during this process.ase. The mass of the piston is such that it maintains a constant

Q: Helium gas (C,=5.19 kJ/kgK, k=1.67) is compressed steadily from 100 kPa and 30°C to 600 kPa at a…

A: The given values are - P1= 100kPa, T1 =30°C =303 K, P2= 600kPaη=0.6 , k=1.67 , Cp=5.19 kJkgKFor an…

Q: 2. What is the entropy change of the water, the oven and the universe (in kJ/K) when 1 kg of liquid…

A:

Q: The adiabatic compressor in a refrigerator compresses saturated R-134a vapor at -10.0°F to 200 psia.…

A:

Q: (6)A mass of 1 kg of air is contained in a variable-load piston device equipped with a paddle wheel.…

A: This is a problem of first law of heat and work transfer.

Q: SET B only: Superheated steam at 0.6 MPa and 500 °C enters an adiabatic nozzle with a low velocity…

A:

Q: Wet steam at 200oC and 20% moisture is compressed in an irreversible adiabatic process to a pressure…

A:

Q: A mass of 8 kg of helium undergoes a process from an initial state of 3.9 m³/kg and 15°C to a final…

A: Introduction The increase in usable work potential as the process moves from the beginning state to…

Q: (2) A well-insulated 114 m room initially at 4°C and 90 kPa is heated by the radiator of a steam…

A: Given:-              v = 1143T = 4° CP = 90 kPa100 kPa after 146 mm      40 L From the steam table…

Q: (2) A well-insulated 106 m³ room initially at 3°C and 88 kPa is heated by the radiator of a steam…

A: Given that, Volume of isulated room, v=106 m3Initial temperature, T1=3 °C,Initial Pressure, P1=88…

Q: Q3) 35% Steam enters an adiabatic turbine steadily at 7 MPa. 500°C. and 45 m/s, and leaves at 100…

A:

Q: A hot-water pipe at 80°C is losing heat to the surrounding air at 5°C at a rate of 1600 W. Determine…

A: Given: The temperature of the hot-water pipe is T1=80 °C The temperature of the surrounding air is…

Q: Calculate the minimum volume of air required for the complete combustion of 1 m³ of a gaseous fuel…

A: INTRODUCTION: The fuel has a distinct composition that undergoes the combustion process, and a…

Q: The compressor of a refrigerator compresses saturated R-134a vapor at –10°C to 800 kPa. How much…

A: Plot the T-s diagram for a better understanding of the problem. Write the properties of the steam…

Q: Exergy Destruction during Expansion of Steam. A piston-cylinder device contains 0.05 kg of steam at…

A: Given   Mass, m = 0.05 kg   Heat, Q = 2 kJ           T1 = 300 K Find   Exergy destroyed, x…

Q: pom has a 250 W re c resistance heater. iCe it is observed t

A:

Q: a reversible adiabatic process the entropy S A Increases B decreases C remains constant

A:

Q: Water initially at 25 C and having a mass of 120 kg is to be heated to 85°C in a boiler using biogas…

A: Specific heat of water is 4.2 KJ/KgC.

Q: A frictionless piston–cylinder device, shown in initially contains 0.01 m3 of argon gas at 400 K and…

A: Given data: Initial volume, V1 = 0.01 m3 Argon expands until its volume is doubled, therefore, Final…

Q: Refrigerant-22 absorbs heat from a cooled space at 50°F as it flows through an evaporator of a…

A: Given data as per question

Q: Required information Problem 09.042 - Piston air compression A piston-cylinder device initially…

A:

Q: Heat flows through a wall of a house at a steady-state on a day when the temperature of the outdoor…

A: From the given data,the question asked for total entropy generation. For that take inside and…

Q: s by an adiabatic compressor. If the isentropic efficiency of the compressor is 60%, deteri

A: given data  cp= 5.19 kj/kg k=1.67 p1 = 100 kpa p2 = 600 KPa T1 = 30 degree centrigate compressor…

Q: Air contained in a rigid volume of 0.5 m³ and initially at 400 kPa and 57°C receives 200 kJ of work…

A: Given data:

Q: Helium gas expands from 100 kPa and 350 K and 0.5 m3 to 50 kPa in a polytropic process with n =…

A: Data given-  P1 = 100 kPa  T1 = 350K  V1 = 0.5 m3  P2 = 50 kPa  n = 1.667

Q: (2) A well-insulated 114 m room initially at 4°C and 90 kPa is heated by the radiator of a steam…

A: Let m= mass of air  cv=specific heat of air at constant volume=0.718KJ/kgK T=Temp. of air before…

Q: An insulated piston–cylinder device initially contains 250 L of air at 125kPa and 300 K. Air is now…

A:

Q: A cylinder and piston arrangement contains saturated water vapor at 110 C . The vapor is compressed…

A:

Q: Consider the system shown in the figure. When the pins fall away, the gas expands against a constant…

A: Number of moles of the gas, n=10  Initial pressure Pi= 5atm External Pressure Pext = 1 atm T = 300 K…

Q: In an adiabatic turbine steam enters in two different conditions, at a rate of 15 kg/s with 15 MPa…

A: Given data Steam enters steam turbine under two conditions: condition 1 : 15 kg/s with 15 MPa and…

Q: A rigid tank is divided into two equal parts by a partition. One part of the tank contains 1.5 kg of…

A:

Q: A 0.1 m3 rigid tank contains refrigerant R-134a, initially at 800 kPa and 40°C. Heat is now…

A:

Q: Explain the Reversible work relations for steady-flow and closed systems.

A:

Q: Refrigerant 134-a enters the evaporator coils placed at the back of the freezer section of a…

A: ◆ The mass flow rate of the refrigerant is 0.016326 kg/sec. ◆ The rate of heat rejected to the…

Q: Vapor at 13 MPa and 510 o C is expanded in a high pressure turbine until its T & p  reaches 325 o C…

A:

Q: Q1/B/ Refrigerant-134a is to be compressed from 0.14 MPa and 10°C to 0.4 MPa and 40°C steadily by a…

A:

Q: Steam at 4 MPa and 350°C is expanded in an adiabatic turbine to 120 kPa. What is the isentropic…

A:

Q: Refrigerant 134-a enters the evaporator coils placed at the back of the freezer section of a…

A:

Q: Steam at 4 MPa and 350°C is expanded in an adiabatic turbine to 125 kPa. What is the isentropic…

A: Given:The steam enters at pressure is the entrance temperature is the exit pressure is

Q: (b) A refrigeration plant uses a flash chamber to separate saturated vapor and saturated liquid from…

A: