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Physics Medium FPSC PPSC NTS Uploaded: 13 Jul 2026

Which law states that the pressure of a gas is inversely proportional to its volume at constant temperature?

  • A Boyle's Law
  • B Charles's Law
  • C Avogadro's Law
  • D Gay-Lussac's Law
Correct Answer: Option A — Boyle's Law
Explanation:
Boyle's Law states that at constant temperature the pressure of a fixed amount of gas is inversely proportional to its volume meaning doubling pressure halves the volume.
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