Need correctly... A polytropic expansion process ofideal gas starts at 900 oC.The gas temperature after theexpansion is 230 oC.The process law is pV1.28:Constant.=The mass of the gas is 0.76 kg.For the gas, R = 257 J/kg. K and Cp= 1025 J/kg. K.Calculate the work done during theexpansion process.Enter your answer in kJ (not J).

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Answered: A polytropic expansion process of ideal…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

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Copy of Oxygen (molar mass 32 kg/kmol ) expands reversibly in a cylinder behind a piston at a constant pressure of 3 bar. The volume initially is 0.0119 m3 and finally is 0.0331 m3; the initial temperature is 18.06 0C. Calculate the specific gas constant with the correct unit to two decimal places. Assume oxygen to be a perfect gas and take the specific heat at constant pressure as = 0 . 9 1 7 k J / k g K and molar gas constant as = 8,314 J / kmol K
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A sample of water that is initially at 84.00C absorbs 500 kcal of heat. As a result, the liquid water becomes water vapor at 1150C. What is the mass of the water? (Some useful information: cwater = 1 cal/g0C, Lv,water = 540 cal/g, and csteam = 0.480 cal/g0 C. a. 488 g b. 788 g c. 588 g d. 888 g e. 688 g
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estion Completion Status: QUESTION 26 Carbon dioxide (molar mass 44 kg/kmol) expands reversibly in a perfectly thermally insulated cylinder from 3.7 bar, 220 °C to a volume of 0 085 m If the initial volume OCcupied was 0 02 m calculate the gas constant to 3 decimal places. Assume nitrogen to be a perfect gas and take cv = 0 63 k J/kg K QUESTION 27 High-P Low-P Lurh
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Carbon dioxide (molar mass 44 kg/kmol) expands reversibly in a perfectly thermally insulated cylinder from 3.7 bar, 220 0C to a volume of 0.085 m3. If the initial volume occupied was 0.02 m3, calculate the gas constant to 3 decimal places. Assume nitrogen to be a perfect gas and take cv = 0.63 k J / k g K
1. One pound of an ideal gas undergoes an isentropic process from 95.3psig and a volume of 0.6ft3 to a final volume of 3.6 ft3. If cp = 0.124Btu/lb-R and cv = 0.093 Btu/lb-R, determine the final temperature of the gas (°F) and the work done by the gas (Btu). Draw a figure, or graph that will support the problem. Explain each step by step formula.
QUESTION 60 Carbon dioxide (molar mass 44 kg/kmol) expands reversibly in a perfectly thermally insulated cylinder from 3.7 bar, 220 UC to a volume of 0.085 m. If the initial volume occupied was 0.02 m³ calculate the work input in kJ to 3 decimal places. Assume nitrogen to be a perfect gas and take cv = 0.63 k J/kg K. Click Save and Submit to save and submit. Click Save All Answers to save all answers. Save All Answers ype here to search 9°C 直

1. I just need the graph or figure of it. One pound of an ideal gas undergoes an isentropic process from 95.3psig and a volume of 0.6ft3 to a final volume of 3.6 ft3. If cp = 0.124Btu/lb-R and cv = 0.093 Btu/lb-R, determine the final temperature of the gas (0F) and the work done by the gas (Btu).
Mollier Diagram: Steam Table (Thermodynamics) Using the Steam Table below, find Δhf and Δhg in BTU/lbm and Δsf and Δsg in kJ/kgm-K and for the following parameters: P1 = 9.5 kgf/cm2 P2 = 15 kgf/cm2 NOTE: This table uses SI unit as stated below: Pressure: MPa Temperature: °C Internal Energy and Enthalpy: kJ/kgm Entropy: kJ/kgm-K

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