<p>Reversible expansion of an ideal gas under isothermal and adiabatic conditions are as shown in the figure.</p>

<p><img alt="" src="https://school.achievam.com/upload/questionbank/question/que_1755063927.png" style="height:120px; width:228px" /></p>

<p>AB&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML"><mo>&#8594;</mo></math>&nbsp;Isothemal expansion</p>

<p>AC&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML"><mo>&#8594;</mo></math>&nbsp;Adiabatic expansion</p>

<p>Which of the following options is not correct?</p>