a cWhat is the final temperature of the system tfinal expressed in terms of ta and tb? What is the change in entropy of compartment B, d b What is the change in entropy of compartment a d e)What is the change in entropy of the surroundings? a f is this process reversible or irreversible? How do you know?(Note: you do not have to prove your answer mathematically to get full credit. Explain in a sentence how you know whether the process is reversible or irreversible)
c) What is the final temperature of the system Tfinal expressed in terms of TA and TB ? b) What is the change in entropy of compartment A? What is the change in entropy of compartment B? e) What is the change in entropy of the surroundings? f) Is this process reversible or irreversible? How do you know? (Note: you do not have to prove your answer mathematically to get full credit. Explain in a sentence how you know whether the process is reversible or irreversible)
3. 10 kg of air contained in a piston cylinder apparatus at 5 bar, 300k expands isothermally until the pressure is 1 bar. Determine: i the work done (ii the internal energy change of the air. (lithe heat transfer assume that air behaves as an ideal gas and pressure variation is gradual and continuous
3. 10 kg of air contained in a piston cylinder apparatus at 5 bar,300K, expands isothermally until the pressure is 1 bar. Determine: (i) the work done. (ii) the internal energy change of the air. (iii) the heat transfer. Assume that air behaves as an ideal gas and pressure variation is gradual and continuous
4. A system is capable of executing a cyclic process as indicated in the pv sketch; it may be executed either clockwise a-b-c-a or counterclockwise a -d-c-a ( a when going clockwise to state C, 80KJ of heat flow from the system. Find the work along the path c-a (wHen going counterclockwise to state Cr 70J] of heat flow from the system Find the work during the process a-d-C
4. A system is capable of executing a cyclic process as indicated in the P V sketch; it may be executed either clockwise a-b-c-a or counterclockwise a-d-c-a. (a) When going clockwise to state c, 80KJ of heat flow from the system. Find the work along the path c-a. (b) When going counterclockwise to state c, 70KJ of heat flow from the system. Find the work during the process a-d-c