Answer is 39kg ,Don't copy any other solution . One kilogram of steam in a cylinder receives 170 kJ of heat transfer while the pressure remains constant at 1000 kPa. Estimate the work required for the process if the initial temperature is 320C.Select one:O a. 89 kJO b. 39 kJO c. 34 kJO d. 85 kJO e. 45 kJ

The mass of the steam in the cylinder is .The amount of heat added to the steam is The heat transfer…

Answered: One kilogram of steam in a cylinder…

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

Five cubic meter of nitrogen are heated at constant volume so that the pressure changes from 276 kPa abs to 1375 kPa gage, For nitrogen, R= 0.296 kJ/kg-K and Cp= 1.039 kJ/kg-K. Find the transferred heat. Choices: (a. 20,515 kJ; b. 17,835kJ; c.21,066kJ; d.15,065 kJ)
A gas undergoes a constant pressure process at P = 2.5 kPa where the volume increases from 500 | to 1500 I. Determine the change in internal energy if 3000 J of heat is transferred to the system. Select one: a. 500 kJ b. 55 J c. 500 J
Consider the following : 1. When a gas is heated at constant pressure, its temperature and volume both will increase 2. Volume V,-Vz 3. Change in heat transfer is equals to change in internal energy 4. The value of the work done is not zero Which of the above condition relates with isobaric process? Select one: O a. 1,2 and 4 only O b. 1, 2, 3 and 4 O C. 1,3 and 4 only O d. 1 and 4 only d anssad a
1.0 An air compressor takes in air at 105 Pa and 27Chaving volume of 1.5 m3/kg and compresses it to 4.5 x 105 Pa. Find the work done, heat transfer and change in internal energy if the compression is isothermal. Ans. - 225 kl;- 225 k; AU = 0
The pressure of the air in a starting vessel is 40 bar and the temperature is 24°C. If a fire in the vicinity causes the temperature to rise to 65 °C. Neglect anyincrease in the volume of the vessel which is 5 liters. Please answer the following a. The thermodynamic process the problem representsb. the pressure, temperature, and volume after the processc. change in internal energy, change in enthalpy and change in entropyd. work nonflow and heat transferred
5. For a certain ideal gas R - 25.8 ft-lbf/ Ibm-R and k 1.09. Compute the value of the specific heat at constant pressure in Btu/lbm-R.
In a quasi-static isobaric expansion, 540 J of work are done by the gas. The gas pressure is 0.90 atm and it was originally at 15.0 L. If the internal energy of the gas increased by 70 J in the expansion, how much heat (in J) does the gas absorb?
4. Consider an engine that has a piston in the cylinder that can ignore friction. The bore (diameter) of the piston is 100mm. 3 MPa of gas in the engine cylinder expanded and the final pressure became 0.1 MPa. At this time, the moving distance of the piston is 80mm, and it is said to expand in a process indicated by a straight line on the P-V diagram. Find the day of expansion (kJ) in this process.
1. A certain ideal gas Y has molecular weight of 25 g/mol and specific heat ratio of 3. Initially, Y has pressure of 200kPa and volume of 2m3. The volume was doubled during heat transfer. Find the heat transfer if it underwent a process described by ( a. n=1 b. n=Cp/Cv C. n=2
Consider a conventional piston-cylinder system. Compute the work required to compress air to 0.2 m3 initially contained under atmospheric pressure and in a volume of 0.5 m3. Consider three cases: a) the processes is isobaric: b) the process is adiabatic: c) the process is isothermal:
1. Twenty kilojoules of heat is added at constant volume to 2.5 kg. ideal gas (k= 1.25, R = 320 J/kgOK). the initial temperature of the gas is 320C. compute for the following: a. Non-flow work b. final temperature of the gas
Assignment #4 A closed container of water is at 700kPa. The mass of the saturated liquid is 1.78 kg, and the mass of the saturated vapor is 0.22 kg. Heat increases the pressure to 8 MPa. a) Find the final temperature, enthalpy and internal energy. b) Plot this process on a T-v diagram. (Ans: 362°C, 3024 kJ/kg, 2776 kJ/kg)

SEE MORE QUESTIONS

Recommended textbooks for you

Elements Of Electromagnetics

Mechanical Engineering

ISBN:

9780190698614

Author:

Sadiku, Matthew N. O.

Publisher:

Oxford University Press

Mechanics of Materials (10th Edition)

Mechanical Engineering

ISBN:

9780134319650

Author:

Russell C. Hibbeler

Publisher:

PEARSON

Thermodynamics: An Engineering Approach

Mechanical Engineering

ISBN:

9781259822674

Author:

Yunus A. Cengel Dr., Michael A. Boles

Publisher:

McGraw-Hill Education

Elements Of Electromagnetics

Mechanical Engineering

ISBN:

9780190698614

Author:

Sadiku, Matthew N. O.

Publisher:

Oxford University Press

Mechanics of Materials (10th Edition)

Mechanical Engineering

ISBN:

9780134319650

Author:

Russell C. Hibbeler

Publisher:

PEARSON

Thermodynamics: An Engineering Approach

Mechanical Engineering

ISBN:

9781259822674

Author:

Yunus A. Cengel Dr., Michael A. Boles

Publisher:

McGraw-Hill Education

Control Systems Engineering

Mechanical Engineering

ISBN:

9781118170519

Author:

Norman S. Nise

Publisher:

WILEY

Mechanics of Materials (MindTap Course List)

Mechanical Engineering

ISBN:

9781337093347

Author:

Barry J. Goodno, James M. Gere

Publisher:

Cengage Learning

Engineering Mechanics: Statics

Mechanical Engineering

ISBN:

9781118807330

Author:

James L. Meriam, L. G. Kraige, J. N. Bolton

Publisher:

WILEY

SEE MORE TEXTBOOKS

One kilogram of steam in a cylinder receives 170 kJ of heat transfer while the pressure remains constant at 1000 kPa. Estimate the work required for the process if the initial temperature is 320C. Select one: O a. 89 kJ O b. 39 kJ O c. 34 kJ O d. 85 kJ O e. 45 kJ