A Circular Window 30 Cm in Diameter in a Submarine

question 58

Multiple Choice

A circular window 30 cm in diameter in a submarine can withstand a net maximum force of 5.20 × 10⁵ N without damage.What is the maximum depth in a fresh-water lake to which the submarine can go without damaging the window? The density of fresh water is 1000 kg/m³.

• A)680 m
• B)740 m
• C)1200 m
• D)750 m

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Definitions:

Specific Gravity

A measure of the density of a substance compared to the density of water, indicating its concentration.

Reagent Strip

A diagnostic tool used to perform tests on bodily fluids through chemical reactions that indicate the presence of certain conditions or substances.

Ketone Bodies

Chemical compounds produced by the liver from fatty acids during periods of low food intake, carb restrictive diets, starvation, or prolonged intense exercise.

Metabolism

The biochemical processes that occur within a living organism to maintain life, involving the creation and breakdown of energy and substances.