HSE Surface Supplied Diver Practice Questions - HSE Surface Supplied Diver Qualification (UK Health And Safety Executive) Exam

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A diver working at a depth of 30 msw (4 bar absolute) requires an emergency bailout gas supply. Assuming a breathing rate of 50 L/min at depth, what minimum usable free air volume must the bailout cylinder contain to ensure 5 minutes of emergency ascent gas?

250 L 750 L 500 L 1000 L

Correct Answer:

1000 L

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