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How much heat is absorbed by the system in qoing through the process shown in the fig. (consider that value is taken in SI system)


 

Option: 1

20.4 \times 10^4 \mathrm{~J}

 


Option: 2

{30.4 \times 10^4 \mathrm{~J}}
 


Option: 3

21.4 \times 10^4 \mathrm{~J}
 


Option: 4

{25.12 \times 10^4 \mathrm{~J}}


Answers (1)

best_answer

Work done = Area of PV diagram

\mathrm{=\frac{\pi}{4}\left(P_2-P_1\right)\left(V_2-V_1\right) }

\mathrm{ =\frac{\pi}{4}(800) 400 }

\mathrm{ =800 \times 100 \times 3.14 }

\mathrm{ =8 \times 10^4 \times 3.14 }

\mathrm{ =25.12 \times 10^4 }






 

Posted by

Irshad Anwar

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