1 atm = 101.3 kPa — FRCA Primary MCQ

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EasyPhysics & Clinical Measurement1 atm = 101.3 kPaFRCA Primary

Regarding pressure measurement 1 atmosphere equals approximately:

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Correct answer: A — 101.3 kPa

1 atmosphere = 101.3 kPa = 760 mmHg = 1013 mbar = 14.7 psi = 1.013 bar. These conversions are essential for understanding gas physics in anaesthesia. 1 kPa ≈ 7.5 mmHg. 1 mmHg ≈ 0.133 kPa.

Reference: Al-Shaikh Stacey 2019 Essentials of Anaesthetic Equipment