For an isothermal and free expansion of an ideal gas, which of the following is true? 1. For an adiabatic…

For an isothermal and free expansion of an ideal gas, which of the following is true? 1. For an adiabatic change, heat \((q)\) is non zero. 2. For an adiabatic change, heat \((q)\) is zero. 3. For an isothermal reversible change, heat (q) is zero. 4. For an isothermal process, the temperature changes.
  1. 1
  2. 2
  3. 3
  4. 4

Solution

For an isothermal and free expansion of an ideal gas,
So, the statement (2) is correct.

Asked in: AP EAMCET 2020 (18 Sep Shift 2)

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