Equations of Polytropic ProcessDefinition, diagrams, equations, & sample problemsTest Your Skills 14.13. During a reversible polytropic process, the following data were observed: V: = 4.3 ft, p1 = 28.2 psia,V2 = 12.8 ft', p2 = 12.6 psia. What is the value of n?Your answer曲G 口口

Given data: The initial volume, V1 = 4.3 ft3. Initial pressure, P1 = 28.2 psia. Final volume, V2 =…

Answered: During a reversible polytropic process,…

During a reversible polytropic process, the following data were observed: V: = 4.3 ft', p: = 28.2 psia, V2 = 12.8 ft', p = 12.6 psia. What is the value of n?

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

See similar textbooks

Similar questions

thermodynamics Oxygen at the rate of 3 lb/min undergoes a reversible isobaric process during which its entropy changes -0.35 Btu/lb-°R; V1=17.75 ft3and t1= 400 oF . For both nonflow and steady flow (ΔP = 0 , ΔK = 0 ) processes, compute (a) ΔU and ΔH , (b) W , (c) Q.
This question requires the use of the Thermodynamic Property Tables supplied as additional material.In addition, for steam, the specific ideal gas constant = 461.5 J/kg KA closed system is comprised of pure water substance initially at a temperature of 500 C and a pressure of 20 MPa (state 1).The system undergoes an isochoric process whereby its pressure drops to 0.1 Mpa (state 2).(a) Evaluate the specific entropy and specific volume of the system at state 1.(b) Evaluate the specific entropy, specific volume and temperature of the system at state 2.(c) Sketch the process on a Temperature-specific entropy plot, showing the lines of constant pressure which pass through steps 1 and 2.(d) For state 1 evaluate the specific volume assuming the steam behaves as an ideal gas and comment on your result.
Carbon dioxide (molar mass 44 kg/mol) expands reversibly in a perfectly thermally insulated cylinder from 3.7 bar, 220 degrees Celsius to a volume of 0,085 m³. If the initial volume occupied was 0,02 m³, calculate the gas constant, adiabatic index,final pressure and work input. Assume nitrogen to be a perfect gas and take cv=0,63 KJ/kgK
An oxygen gas R = 0.2598 KJ/kg°k and k = 1.395. If 4 kg of oxygen undergo a reversible non flow constant pressure process from initial volume =1.2 cubic meter and initial pressure = 690 kPa to a state where final temperature = 600°C. Determine the Change in Enthalpy. choices: a.279.60 KJ. b.279.76 KJ. c.278.49 KJ. d.278.59 KJ need complete solution, cancellation, and symbol.
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, adiabatic index, final pressure and work input. Assume nitrogen to be a perfect gas and take cv = 0.63 k J / k g K.
for steam, the specific ideal gas constant = 461.5 J/kg K A closed system is comprised of pure water substance initially at a temperature of 500 oC and a pressure of 20 MPa (state 1). The system undergoes an isochoric process whereby its pressure drops to 0.1 Mpa (state 2). Sketch the process on a Temperature-specific entropy plot, showing the lines of constant pressure which pass through steps 1 and 2.
a. Find an appropriate expression for the change in entropy in the following two cases: 1) S=S(TV) 2) S=S(TP) Where: S is entropy. T is temperature. V is volume, P is pressure b. Prove the following two thermodynamic property relationships ac Where: T. P. V are temperature, pressure and volume, respectively. C. and C, are specific heats at constant volume and constant pressure, respectively.
I. Identify whetherthe waterwith the following condition is subcooled liquid, saturated liquid, wet steam, saturated vapor, or superheated steam. 1.T = 233.9 C,P = 3 MPa, y=100% 2. T = 300 C, P = 12 MPa, x=0% 3. T = 40 C, P= 7 KPa, Y = 0% 4. T = 311.06 C, P = 10 MPa, x=100% 5. T = 179.91 C, P = 1 MPa, y=50% 6. T= 263.99 C, P= 5MPa, x = 0.00% 7. T = 311.06 C, P = 10 KPa 8. T = 140 C, P = 13 MPa 9.T = 233.9 C,P= 3 MPa, x=100% 10. T = 352.37 C, P = 17 MPa, x=0.0001%
Can you provide the step-by-step solution how to get the answers? Steam flows adiabatically through a nozzle from 1517 KPaa, 290 °C, to 965 KPaa. Sketch the pV and Ts diagram and for m=454 gm/sec, Determine delta s, delta u, delta v, delta h, work nonflow and work steady flow. the first three (delta s, delta u, delta v, delta h) were already answered. Can you continue the bold part
Correct Solution Fast. 25 kg of water, initially at 40 ° C and 1 bar, occupying 0.06 m3 undergoes a process in which it attains a final state of 100 ° C and 300 bar. Assume that under these conditions the water can be treated as an incompressible fluid with specific heat, c(T) = 0.003 kJ/kg.K^2 + 7.38 kJ/kgK. Determine Delta H in KJ.
2 properties are given to define the state of water using pure substance tables given below. Determine the properties or properties requested from you, asked for the following situations, using thermodynamic tables, and show each operation on your paper.a.) T = 200 0C x = 0.95 ν=? b.) P=0.275 mPa ν=0.05 m3/ kg = x? c.) x = 1.0 ν=0.8 m3/ kg = P? T=? d.) P=1700 kPa T = 3000C x=? h=? Phase State=? e.) T = 5000C h = 3487.7 kJ / kg P=? x=? ν=?
A mole of an ideal, diatomic gas undergoes isothermal, reversible expansion from 1.0 dm 3 to 10.0 dm 3 at 100 oC. If the same gas undergoes irreversible expansion against a constant pressure of 1.00 bar, which of the following quantities would change? A. Internal Energy B. Enthalpy C. Free Energy D. Entropy