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QUESTION 7 What is the entropy change for an energy reservoir at 700°C that transfers 1500KJ of heat to a heat engine? (5 Points) Please include your calculations in the PDE submission and mark your answer on Blackboard. QUESTION 8 Calculate the entropy change, in kJ/K, of 10 kg of silver when its temperature increases from 20°C to 100°C (c, of silver 0 235 kJkgk) (5 Points) Please include your calculations in the PDE submission and mark your answer om Blackboard. UESTION9 An engineer claims that they designed a nozzle that increases the velocity of air flow from 50 m/s to 100 m/s. However, due to unforeseen issues, the exit velocity is measured as 75 m/s Find the isentropic efficiency of this nazzle (5 Points) Please include your calculations in the PDF submission and mark your answer on Blackboard, ESTION 1o eam enters in an adiabatic turbine steadily at 4 MPa and 85% quality. Steam leaves the turbine as saturated vapor at 10°C If the mass flow rate of the steam is 5 kgis. find the generated power and the rate of entropy.gener is is a complete work-out problem requiring the following;: System (2 Points), Sketch (P-v and T-s) (6 Points), Conditions (5 Points). Physical Laws (5 Points), Properties (6 Points), and Calculations (5 Points). TH estion will be submitted through the PDF file. Note: Select the closest value if the value that you are looking for is not in the tables.

QUESTION 7 What is the entropy change for an energy reservoir at 700°C that transfers 1500KJ of heat to a heat engine? (5 Points) Please include your calculations in the PDE submission and mark your answer on Blackboard. QUESTION 8 Calculate the entropy change, in kJ/K, of 10 kg of silver when its temperature increases from 20°C to 100°C (c, of silver 0 235 kJkgk) (5 Points) Please include your calculations in the PDE submission and mark your answer om Blackboard. UESTION9 An engineer claims that they designed a nozzle that increases the velocity of air flow from 50 m/s to 100 m/s. However, due to unforeseen issues, the exit velocity is measured as 75 m/s Find the isentropic efficiency of this nazzle (5 Points) Please include your calculations in the PDF submission and mark your answer on Blackboard, ESTION 1o eam enters in an adiabatic turbine steadily at 4 MPa and 85% quality. Steam leaves the turbine as saturated vapor at 10°C If the mass flow rate of the steam is 5 kgis. find the generated power and the rate of entropy.gener is is a complete work-out problem requiring the following;: System (2 Points), Sketch (P-v and T-s) (6 Points), Conditions (5 Points). Physical Laws (5 Points), Properties (6 Points), and Calculations (5 Points). TH estion will be submitted through the PDF file. Note: Select the closest value if the value that you are looking for is not in the tables.

Elements Of Electromagnetics
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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OBB Occ ODD QUESTION 7 What is the entropy change for an energy reservoir at 700°C that transfers 1500KJ of heat to a heat engine? (5 Points) Please include your calculations in the PDE submission and mark your answer on Blackboard. QUESTION 8 Calculate the entropy change, in kJ/K, of 10 kg of silver when its temperature increases from 20°C to 100°C (cy of silver 0 235 kJkgk) (5 Points) Please include your calculations in the PDE submission and mark your answer.on Blackboard. QUESTION 9 An engineer claims that they designed a nozzle that increases the velocity of air flow from 50 m/s to 100 m/s. However, due to unforeseen issues, the exit velocity is measured as 75 m/s Find the isentropic efficiency of this nozzle. (5 Points) Please include your calculations in the PDF submission and mark your answer on Blackboard, QUESTION 10 Steam enters in an adiabatic turbine steadily at 4 MPa and 85% quality, Steam leaves the turbine as saturated vapor at 10°C If the mass flow rate of the steam is 5 kg/s, find the generated power and the rate of entropy generatia This is a complete work out problem requiring the following: System (2 Points), Sketch (P-v and T-s) (6 Points), Conditions (5 Points). Physical Laws (5 Points), Properties (6 Points), and Calculations (6 Points). This question wilI be submitted through the PDF file. Note: Select the closest value if the value that you are looking for is not in the tables.
Transcribed Image Text:OBB Occ ODD QUESTION 7 What is the entropy change for an energy reservoir at 700°C that transfers 1500KJ of heat to a heat engine? (5 Points) Please include your calculations in the PDE submission and mark your answer on Blackboard. QUESTION 8 Calculate the entropy change, in kJ/K, of 10 kg of silver when its temperature increases from 20°C to 100°C (cy of silver 0 235 kJkgk) (5 Points) Please include your calculations in the PDE submission and mark your answer.on Blackboard. QUESTION 9 An engineer claims that they designed a nozzle that increases the velocity of air flow from 50 m/s to 100 m/s. However, due to unforeseen issues, the exit velocity is measured as 75 m/s Find the isentropic efficiency of this nozzle. (5 Points) Please include your calculations in the PDF submission and mark your answer on Blackboard, QUESTION 10 Steam enters in an adiabatic turbine steadily at 4 MPa and 85% quality, Steam leaves the turbine as saturated vapor at 10°C If the mass flow rate of the steam is 5 kg/s, find the generated power and the rate of entropy generatia This is a complete work out problem requiring the following: System (2 Points), Sketch (P-v and T-s) (6 Points), Conditions (5 Points). Physical Laws (5 Points), Properties (6 Points), and Calculations (6 Points). This question wilI be submitted through the PDF file. Note: Select the closest value if the value that you are looking for is not in the tables.
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