A thermodynamic process is shown in the figure. The pressure and volumes corresponding to some points in the figure are 
Pa; 
; 
In the process AB, 
of heat is added to the system and in process 
ofheat is added to the system. The change in internal energy of the system is process 
would be
A
560 
B
800 
C
600 
D
640 
Text Solution
Verified by ExpertsThe correct answer is:
A
Since 
is a isochoric process. So, no work is done. 
is isobaric process
Therefore 
Using 
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