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A gas can expand from 100 ml to 250 ml under a constant pressure of 2 atm. The work done by the gas is _____ |
Answer» <html><body><p></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :`<a href="https://interviewquestions.tuteehub.com/tag/deltav-2053504" style="font-weight:bold;" target="_blank" title="Click to know more about DELTAV">DELTAV</a>`=expansion in <a href="https://interviewquestions.tuteehub.com/tag/volume-728707" style="font-weight:bold;" target="_blank" title="Click to know more about VOLUME">VOLUME</a> =100 to 250 <br/> `DeltaV=V_2-V_1`=250-100 <br/> `DeltaV`=150 ml =0.15litre <br/> Work done = ? <br/> Pressure =2 atm <br/> `w=-P DeltaV` <br/> `=-2xx0.15 "<a href="https://interviewquestions.tuteehub.com/tag/litre-1075864" style="font-weight:bold;" target="_blank" title="Click to know more about LITRE">LITRE</a>" xx 101.3 J <a href="https://interviewquestions.tuteehub.com/tag/l-535906" style="font-weight:bold;" target="_blank" title="Click to know more about L">L</a>^(-1) "atm"^(-1)` <br/> =-30.39 J</body></html> | |