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A cylinder containing an ideal gas is in vertical position and has a piston of mass M that is able to move up or down without friction. Fig. if the temperature is increased. |
Answer» <html><body><p>both `p` and `<a href="https://interviewquestions.tuteehub.com/tag/v-722631" style="font-weight:bold;" target="_blank" title="Click to know more about V">V</a>` of the gas will change. <br/>only `p` will increase according to Charle's law<br/>`V` will change but not `p`.<br/>`p` will change but not `V`. </p>Solution :As piston is of fixed mass M, and it is able to <a href="https://interviewquestions.tuteehub.com/tag/move-548879" style="font-weight:bold;" target="_blank" title="Click to know more about MOVE">MOVE</a> up or down with out <a href="https://interviewquestions.tuteehub.com/tag/friction-21545" style="font-weight:bold;" target="_blank" title="Click to know more about FRICTION">FRICTION</a>, therefore, when temperature is increased, piston movesout, <a href="https://interviewquestions.tuteehub.com/tag/increasing-1040633" style="font-weight:bold;" target="_blank" title="Click to know more about INCREASING">INCREASING</a> the <a href="https://interviewquestions.tuteehub.com/tag/volume-728707" style="font-weight:bold;" target="_blank" title="Click to know more about VOLUME">VOLUME</a> V. The pressure p on the gas remains the same, because of fixed mass.</body></html> | |