In thermodynamic processes, which of the following statements is not true?

  • A
    In an isothermal process, the temperature remains constant
  • B
    In an isobaric process, the volume remains constant
  • C
    In an adiabatic process, the system is insulated from the surroundings
  • D
    In an adiabatic process, $PV^\gamma = \text{constant}$

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