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NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to...
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be...
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. A 0.9-m3 rigid tank contains refrigerant-134a initially at 160 kPa and 40 percent quality. Heat is now transferred to the refrigerant until the pressure reaches 600 kPa. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Determine the amount of heat transferred. (Please provide an answer before...
Saved Required information NOTE: This is a multi-part question. Once an answer is submitted, you will...
Saved Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. A 0.8-mº rigid tank contains refrigerant-134a initially at 200 kPa and 40 percent quality. Heat is transferred now to refrigerant from a source at 35°C until the pressure rises to 400 kPa. Determine total entropy change for this process. The total entropy change for this process is ПkJ/к.
i need The entropy change of the refrigerant and also the amount of heat transfered Required...
i
need
The entropy change of the refrigerant
and also the amount of heat transfered
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. A 1.2 m3 rigid tank contains refrigerant-134a Initially at 200 kPa and 40 percent quality. Heat is transferred now to the refrigerant from a source at 35°C until the pressure rises to 400 kPa. Determine the entropy change of the refrigerant. Use the...
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be...
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Refrigerant-134a enters the coils of the evaporator of a refrigeration system as a saturated liquid-vapor mixture at a pressure of 140 kPa. The refrigerant absorbs 175 kJ of heat from the cooled space, which is maintained at -10°C, and leaves as saturated vapor at the same pressure. Determine the entropy change of the refrigerant. Use the tables for...
NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to...
NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Refrigerant-134a enters an adiabatic compressor as saturated vapor at 100 kPa at a rate of 1.3 m3/min and exits at 1-MPa pressure. The isentropic efficiency of the compressor is 87 percent. 1 MPa R-134a Compressor 100 kPa sat. vapor Determine the temperature of the refrigerant at the exit of the compressor. Use the tables for R-134a. (You must provide an...
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be...
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part A 1.5-m3 rigid tank contains hydrogen at 250 kPa and 550 K. The gas is now cooled until its temperature drops to 350 K. The gas constant of hydrogen is R = 4.124 kPa-m3/kg-K (Table A-1). The constant-volume specific heat of hydrogen at the average temperature of 450 K is Cv, avg= 10.377 kJ/kg-K. Determine the final pressure...
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be...
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part A 1.5-m3 rigid tank contains hydrogen at 250 kPa and 550 K. The gas is now cooled until its temperature drops to 350 K. The gas constant of hydrogen is R = 4.124 kPa-m3/kg-K (Table A-1). The constant-volume specific heat of hydrogen at the average temperature of 450 K is Cv, avg= 10.377 kJ/kg.K. Determine the amount of...
NOTE: This is a multi-part question Once an answer is submitted you will be unable to return to t...
NOTE: This is a multi-part question Once an answer is submitted you will be unable to return to this part Consider a two-stage cascade refrigeration system operating between the pressure limits of 1.4 MPa and 140 kPa with refrigerant-134a as the working fluid. Heat rejection from the lower cycle to the upper cycle takes place in an adiabatic counterflow heat exchanger where the pressure in the upper and lower cycles are 0.7 and 08 MPa, respectively. In both cycles, the...
Required Information NOTE: This is a multi-part question. Once an answer is submitted, you will be...
Required Information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to retum to this part. Refrigerant-134a enters an adiabatic compressor as saturated vapor at 100 kPa at a rate of 0.9 m/min and exits at 1MPa pressure. The Isentropic efficiency of the compressor is 87 percent. 1 MPа R-134a Compressor 100 kPa sal vapor Determine the temperature of the refrigerant at the exit of the compressor. Use the tables for R-134a. (You must...
NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to...
NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Nitrogen at 150 K has a specific volume of 0.041884 m3/kg. The gas constant and molar mass of nitrogen are R = 0.2968 kPa·m3/kg·K and M = 28.013 kg/mol. Use data from the steam tables. Determine the pressure of the nitrogen using the ideal-gas equation. (You must provide an answer before moving to the next part) The pressure is kPa.
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. A 0.9-m3 rigid tank contains refrigerant-134a initially at 160 kPa and 40 percent quality. Heat is now transferred to the refrigerant until the pressure reaches 600 kPa. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Determine the amount of heat transferred. (Please provide an answer before...
Saved Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. A 0.8-mº rigid tank contains refrigerant-134a initially at 200 kPa and 40 percent quality. Heat is transferred now to refrigerant from a source at 35°C until the pressure rises to 400 kPa. Determine total entropy change for this process. The total entropy change for this process is ПkJ/к.
i
need
The entropy change of the refrigerant
and also the amount of heat transfered
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. A 1.2 m3 rigid tank contains refrigerant-134a Initially at 200 kPa and 40 percent quality. Heat is transferred now to the refrigerant from a source at 35°C until the pressure rises to 400 kPa. Determine the entropy change of the refrigerant. Use the...
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Refrigerant-134a enters the coils of the evaporator of a refrigeration system as a saturated liquid-vapor mixture at a pressure of 140 kPa. The refrigerant absorbs 175 kJ of heat from the cooled space, which is maintained at -10°C, and leaves as saturated vapor at the same pressure. Determine the entropy change of the refrigerant. Use the tables for...
NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Refrigerant-134a enters an adiabatic compressor as saturated vapor at 100 kPa at a rate of 1.3 m3/min and exits at 1-MPa pressure. The isentropic efficiency of the compressor is 87 percent. 1 MPa R-134a Compressor 100 kPa sat. vapor Determine the temperature of the refrigerant at the exit of the compressor. Use the tables for R-134a. (You must provide an...
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part A 1.5-m3 rigid tank contains hydrogen at 250 kPa and 550 K. The gas is now cooled until its temperature drops to 350 K. The gas constant of hydrogen is R = 4.124 kPa-m3/kg-K (Table A-1). The constant-volume specific heat of hydrogen at the average temperature of 450 K is Cv, avg= 10.377 kJ/kg-K. Determine the final pressure...
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part A 1.5-m3 rigid tank contains hydrogen at 250 kPa and 550 K. The gas is now cooled until its temperature drops to 350 K. The gas constant of hydrogen is R = 4.124 kPa-m3/kg-K (Table A-1). The constant-volume specific heat of hydrogen at the average temperature of 450 K is Cv, avg= 10.377 kJ/kg.K. Determine the amount of...
NOTE: This is a multi-part question Once an answer is submitted you will be unable to return to this part Consider a two-stage cascade refrigeration system operating between the pressure limits of 1.4 MPa and 140 kPa with refrigerant-134a as the working fluid. Heat rejection from the lower cycle to the upper cycle takes place in an adiabatic counterflow heat exchanger where the pressure in the upper and lower cycles are 0.7 and 08 MPa, respectively. In both cycles, the...
Required Information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to retum to this part. Refrigerant-134a enters an adiabatic compressor as saturated vapor at 100 kPa at a rate of 0.9 m/min and exits at 1MPa pressure. The Isentropic efficiency of the compressor is 87 percent. 1 MPа R-134a Compressor 100 kPa sal vapor Determine the temperature of the refrigerant at the exit of the compressor. Use the tables for R-134a. (You must...
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