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3. A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C....
3. A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now...
3. A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now the steam loses heat to the surroundings and the cooling of tank continues until the cylinder contains water at x°C. Determine; (x is the percentage of each student's number based on the last digit. For example, for 20171061 it is 100 °C. If your number is greater than 3, multiply by 10.) (a) the final pressure and the quality (if mixture), (b) the boundary...
3. A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now...
3. A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now the steam loses heat to the surroundings and the cooling of tank continues until the cylinder contains water at x°C. Determine; (x is the percentage of each student's number based on the last digit. For example, for 20171061 it is 100 °C) (a) the final pressure and the quality (if mixture), (b) the boundary work, (c) the amount of heat transfer (d) and the...
it is 100 3. A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated...
it is 100
3. A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now the steam loses heat to the surroundings and the cooling of tank continues until the cylinder contains water at x°C. Determine; (x is the percentage of each student's number based on the last digit. For example, for 20171061 it is 100 °C. If your number is greater than 3, multiply by 10.) (a) the final pressure and the quality (if mixture),...
201572069 student number 3. A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated...
201572069 student number
3. A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now the steam loses heat to the surroundings and the cooling of tank continues until the cylinder contains water at x°C. Determine; (x is the percentage of each student's number based on the last digit. For example, for 20171061 it is 100 °C. If your number is greater than 3, multiply by 10.) (a) the final pressure and the quality (if mixture),...
A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now the...
A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now the steam loses heat to the surroundings and the cooling of tank continues until the cylinder contains water at 90°C. Determine; (a) the final pressure and the quality (if mixture), (b) the boundary work, (c) the amount of heat transfer (d) and the total entropy generation if the Tsur=20 °C.
A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now the...
A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now the steam loses heat to the surroundings and the cooling of tank continues until the cylinder contains water at 200°C. Determine; (a) the final pressure and the quality (if mixture), (b) the boundary work, (c) the amount of heat transfer (d) and the total entropy generation if the Tsur=20 °C
Problem 5- A piston-cylinder device initially contains steam at 3.5 MPa, superheated by .10°C. Now, steam loses hea...
Problem 5- A piston-cylinder device initially contains steam at 3.5 MPa, superheated by .10°C. Now, steam loses heat to the surroundings and the piston moves down, hitting a set of stops, at which point the cylinder contains saturated liquid water. The cooling continues until the cylinder contains water at .200C. Determine the initial temperature of the steam a. b. Sketch the process on a P-v an T-v diagram Determine the initial specific enthalpy, in kJ/kg d. Determine the enthalpy change...
QUESTIONS 1. Refrigerant-134a is cooled by water in a condenser. The refrigerant enters the condenser at...
QUESTIONS 1. Refrigerant-134a is cooled by water in a condenser. The refrigerant enters the condenser at a pressure of 1 MPa and a temperature of 70°C at a flow rate of 6 kg / min and exits at a temperature of 35 °C. Cooling water enters the condenser at 300 kPa pressure and 15 °C temperature and exits at 25 °C temperature. By neglecting pressure losses, Calculate; a) mass flow of cooling water b) the heat transfer from the refrigerant...
Homework 2 Problem 1: A piston-cylinder device initially contains 0.35-kg steam at 3.5 MPa, superheated by...
Homework 2 Problem 1: A piston-cylinder device initially contains 0.35-kg steam at 3.5 MPa, superheated by 7.4 C. Now the stream loses heat to the surroundings and the piston moves down, hitting a set of stops at which point the cylinder contains saturated liquid water. The cooling continues until the cylinder contains water at 200C. Determine (a) the final pressure and the quality (if mixture), (b) the boundary work, (c) the amount of heat transfer when the piston first hits...
Problem 3 A rigid 6L-tank contains 3.3 kg of water initially at 30°C. The tank is...
Problem 3 A rigid 6L-tank contains 3.3 kg of water initially at 30°C. The tank is heated to 175°C by a heat pump that receives heat from surroundings transfer to the water, (b) the change in entropy at 25°C. The process is reversible. Find (a) the heat
Problem 3 A rigid 6L-tank contains 3.3 kg of water initially at 30°C. The tank is heated to 175°C by a heat pump that receives heat from surroundings transfer to the water, (b)...
3. A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now the steam loses heat to the surroundings and the cooling of tank continues until the cylinder contains water at x°C. Determine; (x is the percentage of each student's number based on the last digit. For example, for 20171061 it is 100 °C. If your number is greater than 3, multiply by 10.) (a) the final pressure and the quality (if mixture), (b) the boundary...
3. A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now the steam loses heat to the surroundings and the cooling of tank continues until the cylinder contains water at x°C. Determine; (x is the percentage of each student's number based on the last digit. For example, for 20171061 it is 100 °C) (a) the final pressure and the quality (if mixture), (b) the boundary work, (c) the amount of heat transfer (d) and the...
it is 100
3. A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now the steam loses heat to the surroundings and the cooling of tank continues until the cylinder contains water at x°C. Determine; (x is the percentage of each student's number based on the last digit. For example, for 20171061 it is 100 °C. If your number is greater than 3, multiply by 10.) (a) the final pressure and the quality (if mixture),...
201572069 student number
3. A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now the steam loses heat to the surroundings and the cooling of tank continues until the cylinder contains water at x°C. Determine; (x is the percentage of each student's number based on the last digit. For example, for 20171061 it is 100 °C. If your number is greater than 3, multiply by 10.) (a) the final pressure and the quality (if mixture),...
A rigid tank initially contains 0.32 kg steam at 4 MPa, superheated by 350°C. Now the steam loses heat to the surroundings and the cooling of tank continues until the cylinder contains water at 200°C. Determine; (a) the final pressure and the quality (if mixture), (b) the boundary work, (c) the amount of heat transfer (d) and the total entropy generation if the Tsur=20 °C
Problem 5- A piston-cylinder device initially contains steam at 3.5 MPa, superheated by .10°C. Now, steam loses heat to the surroundings and the piston moves down, hitting a set of stops, at which point the cylinder contains saturated liquid water. The cooling continues until the cylinder contains water at .200C. Determine the initial temperature of the steam a. b. Sketch the process on a P-v an T-v diagram Determine the initial specific enthalpy, in kJ/kg d. Determine the enthalpy change...
QUESTIONS 1. Refrigerant-134a is cooled by water in a condenser. The refrigerant enters the condenser at a pressure of 1 MPa and a temperature of 70°C at a flow rate of 6 kg / min and exits at a temperature of 35 °C. Cooling water enters the condenser at 300 kPa pressure and 15 °C temperature and exits at 25 °C temperature. By neglecting pressure losses, Calculate; a) mass flow of cooling water b) the heat transfer from the refrigerant...
Homework 2 Problem 1: A piston-cylinder device initially contains 0.35-kg steam at 3.5 MPa, superheated by 7.4 C. Now the stream loses heat to the surroundings and the piston moves down, hitting a set of stops at which point the cylinder contains saturated liquid water. The cooling continues until the cylinder contains water at 200C. Determine (a) the final pressure and the quality (if mixture), (b) the boundary work, (c) the amount of heat transfer when the piston first hits...
Problem 3 A rigid 6L-tank contains 3.3 kg of water initially at 30°C. The tank is heated to 175°C by a heat pump that receives heat from surroundings transfer to the water, (b) the change in entropy at 25°C. The process is reversible. Find (a) the heat
Problem 3 A rigid 6L-tank contains 3.3 kg of water initially at 30°C. The tank is heated to 175°C by a heat pump that receives heat from surroundings transfer to the water, (b)...
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