Thermodynamic Processes – Free Expansion

2020 1 question

1. 1 Thermodynamics Medium
   The correct option for free expansion of an ideal gas under adiabatic condition is:
   A $q=0,\ \Delta T0$ B $q<0,\ \Delta T=0$ and $w=0$ C $q>0,\ \Delta T>0$ and $w>0$ D $q=0,\ \Delta T=0$ and $w=0$
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