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Physics Hard PPSC Uploaded: 17 Aug 2026

An adiabatic process is one in which:

  • A Pressure remains constant
  • B Volume remains constant
  • C Temperature remains constant
  • D No heat is exchanged with surroundings
Correct Answer: Option D — No heat is exchanged with surroundings
Explanation:
An adiabatic process is defined as a thermodynamic process during which no heat is transferred into or out of the system, so any change in i...
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