Solve Ideal Gas Problem: Gamma = 1.4, VA=4.33m^3, PA

In summary, an ideal gas problem is a theoretical problem that follows the ideal gas law, where the properties of a gas are directly proportional to each other. The significance of Gamma = 1.4 in this problem is that it represents a diatomic gas. The volume of the gas, VA=4.33m^3, is necessary for solving the problem, and PA represents the pressure of the gas. To solve an ideal gas problem, the ideal gas law formula is used, where P is pressure, V is volume, n is the number of moles, R is the gas constant, and T is temperature. Rearranging the formula allows for solving for any missing variables, such as the number of moles, which can
  • #1
James Ray
13
0

Homework Statement


A gas undergoes a cyclic process as shown in the figure above. The gas has gamma = 1.4. In the diagram A has volume V_A = 4.33 m^3, pressure P_A
Screenshot_2016-05-18-19-41-40.png

Screenshot_2016-05-18-19-41-48.png


Homework Equations



20160518_131315.jpg

The Attempt at a Solution



20160518_135606.jpg
20160518_131315.jpg
[/B]
 

Attachments

  • Screenshot_2016-05-18-19-41-51.png
    Screenshot_2016-05-18-19-41-51.png
    22.7 KB · Views: 396
  • 20160518_135606.jpg
    20160518_135606.jpg
    27.7 KB · Views: 378
Last edited:
Physics news on Phys.org
  • #2
Your answers for Q 1,2 and 3 look correct. Have you attempted Q4?
 
  • #3
Hint:

If I remember correctly for an adiabatic process..

P1V1γ = P2V2γ

If I've got that wrong perhaps someone can correct me.
 

What is an ideal gas problem?

An ideal gas problem is a theoretical problem in which the properties of a gas are assumed to follow the ideal gas law, which states that the pressure, volume, and temperature of a gas are directly proportional to each other.

What is the significance of Gamma = 1.4 in this problem?

Gamma, also known as the specific heat ratio, is a constant that represents the relationship between the specific heats at constant pressure and constant volume for a gas. In this problem, a value of 1.4 for Gamma indicates that the gas is diatomic, meaning it is made up of two atoms.

How is VA=4.33m^3 relevant to solving this problem?

VA represents the volume of the gas in cubic meters. It is one of the variables in the ideal gas law and is necessary for solving the problem. In this case, VA=4.33m^3 means that the gas occupies a volume of 4.33 cubic meters.

What does PA represent in this problem?

PA represents the pressure of the gas in pascals. It is another variable in the ideal gas law and is needed to solve the problem. In this problem, PA could represent the initial pressure of the gas or the pressure at a specific point in time.

How do you solve an ideal gas problem?

To solve an ideal gas problem, you would use the ideal gas law formula, PV = nRT, where P is pressure, V is volume, n is the number of moles, R is the gas constant, and T is temperature. You would need to know at least three of these variables to solve for the fourth. In this specific problem, you would need to rearrange the formula to solve for n, as Gamma is also given. Once you have the number of moles, you can use it to calculate any other properties of the gas, such as mass or density.

Similar threads

  • Introductory Physics Homework Help
Replies
10
Views
961
  • Introductory Physics Homework Help
Replies
2
Views
2K
  • Introductory Physics Homework Help
Replies
9
Views
703
  • Introductory Physics Homework Help
Replies
9
Views
2K
  • Introductory Physics Homework Help
Replies
6
Views
952
  • Introductory Physics Homework Help
Replies
2
Views
1K
  • Introductory Physics Homework Help
Replies
9
Views
1K
Replies
11
Views
1K
  • Introductory Physics Homework Help
Replies
4
Views
1K
Replies
3
Views
904
Back
Top