KöMaL - Középiskolai Matematikai és Fizikai Lapok
Sign In
Sign Up
 Magyar
Information
Contest
Journal
Articles

 

Problem P. 4049. (February 2008)

P. 4049. A sample of diatomic gas of certain mass is taken from state A to state B as shown in the figure; p0=105 Pa, V0=2 dm3.

a) Determine the pressure and the volume of the gas at the intermediate state C until which only QAC=3150 J heat was added to the gas.

b) By what factor does the internal energy of the gas changed during process A\toC?

c) How much work was done by the expanding gas during process A\toC?

(4 pont)

Deadline expired on 11 March 2008.


Statistics:

>
120 students sent a solution.
4 points:73 students.
3 points:8 students.
2 points:25 students.
1 point:11 students.
0 point:3 students.

Our web pages are supported by:   Ericsson   Cognex   Emberi Erőforrás Támogatáskezelő   Emberi Erőforrások Minisztériuma   Nemzeti Tehetség Program    
MTA Energiatudományi Kutatóközpont   MTA Wigner Fizikai Kutatóközpont     Nemzeti
Kulturális Alap   ELTE   Morgan Stanley