answers
A diver is using enriched air that consists of 32% oxygen, 68%
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nitrogen. What will the partial pressures of oxygen and nitrogen
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be at a depth of 14 meters/46 feet in sea water? - CORRECT
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ANSWERS ✔✔.77 1.63 |\ |\
If we take a full scuba tank down to 3 ata, what would its new
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volume be? - CORRECT ANSWERS ✔✔unchanged |\ |\ |\ |\ |\
The phenomena of the dissolution and release of gases from
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liquids explains the physiological mechanism of: - CORRECT
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ANSWERS ✔✔decompression sickness |\ |\
What is the partial pressure of oxygen in air at 30 meters/99 feet
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in sea water? (Round ata to two decimal places) - CORRECT
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ANSWERS ✔✔.84 ata |\ |\
A diver consumes 4 bar/60 psi per minute at 10 meters/33 feet in
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sea water with a given cylinder. Using the same cylinder, what is
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the divers consumption rate at 33 meters/108 feet? (Round to
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the closest whole bar/psi) - CORRECT ANSWERS ✔✔9bar 128psi
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You take 4.7 liters of a gas in a flexible container from 7
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meters/23 feet in sea water to 26 meters/85 feet. What will the
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, new volume be? (Round to one decimal place) - CORRECT
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ANSWERS ✔✔2.2 |\
What is the water pressure at 34m in Fresh water (.97)? -
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CORRECT ANSWERS ✔✔absolute and ambient 4.3 ATA Gauge 3.3
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ATM
Best time to dive? - CORRECT ANSWERS ✔✔slack tide after high
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tide
Imagine you feel a mild current at the start of your dive. How
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should you begin this dive? - CORRECT ANSWERS ✔✔into the
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current
If you and your dive buddy were separated / couldn't find each
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other underwater what would you generally do? - CORRECT
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ANSWERS ✔✔look for a minute then go up to the surface
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You know you are properly weighted for diving if you: - CORRECT
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ANSWERS ✔✔float at eye level with an empty bcd
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If you are having to work too hard and find it difficult to breathe
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underwater, you should: - CORRECT ANSWERS ✔✔swim to your |\ |\ |\ |\ |\ |\ |\ |\ |\
partner and signal for help |\ |\ |\ |\
What's the most important rule in scuba diving? - CORRECT
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ANSWERS ✔✔never dive alone |\ |\ |\