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What is N submarine?
The hull designator denotes the hull type, it's purpose, and its propulsion mode. For example SSN stands for "Submersible Ship, Nuclear"; SSBN is Submersible Ship, Ballistic, Nuclear; and SSGN is...
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Can a submarine submerge?
Yes
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How is a Submarine made to submerge or rise?
Water is heavier than air. Therefore to dive the ballast tanks are flooded with water. To surface the water is pumped out.
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How does a submarine submerge and then float on water?
There are ballast tanks in a submarine. If the submarine weighs 150,000 pounds, it will push aside, or displace, 18,750 gallons of water. (We're using an even 8 pounds per gallon here.) If the...
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How is a submarine able to submerge and surface?
Submarines have ballast tanks. The tanks can hold air, or they can be "vented" and water can flow into them and fill them completely. When the tanks are full of air, the submarine is buoyant and...