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Railways PYQCBT 1 2020

RRB NTPC · Question 61

According to which law, at a constant temperature, the volume of a gas is inversely proportional to pressure?

  1. Boyle’s Law

  2. Gay-Lussac’s Law

  3. Charle’s Law

  4. Graham’s Law

Show answer & explanation

Answer: (A) Boyle’s Law

Explanation

Boyle's Law: at constant temperature, the volume of a fixed mass of gas is inversely proportional to its pressure (PV = constant).