Quick Answer: What Is The Longest A Submarine Has Stayed Submerged?

Can you smoke inside a submarine?

The Navy announced today a ban on smoking aboard submarines while they are deployed below the surface after medical testing showed non-smokers suffered effects of second-hand smoke.

Mark Jones of the Commander Naval Submarine Forces out of Norfolk, Va., said about 40 percent of the submarine sailors are smokers..

How far inland can a 1000 Ft tsunami go?

Tsunamis can travel as far as 10 miles (16 km) inland, depending on the shape and slope of the shoreline. Hurricanes also drive the sea miles inward, putting people at risk.

How long can a submarine remain submerged?

three monthsThe limits on how long they can stay underwater are food and supplies. Submarines generally stock a 90-day supply of food, so they can spend three months underwater. The diesel-powered submarines (not now used by the United States Navy) had a limit of several days submerged.

Can you survive a tsunami in a submarine?

Submarines are relatively unaffected by weather or tsunamis when submerged in deep open waters. Once a submarine is deep enough the conditions on the surface are not felt. … Large enough waves can cause a submarine to be pulled (sucked) up to the surface. This is called broaching, this is not a good thing.

How deep can a submarine go before being crushed?

The crush depth of most submarines is classified, but it’s likely to be more than 400 metres. The ARA San Juan search location straddles the edge of the continental shelf, where ocean depths vary, but reach as deep as 3,000 metres. Map of Argentina’s San Jorge Gulf, the submarine’s last known location.

How long can a nuclear submarine go without refueling?

about twenty yearsNuclear power allowed submarines to run for about twenty years without needing to refuel. Food supplies became the only limit on a nuclear submarine’s time at sea. Since then, similar technologies have been developed to power aircraft carriers.

Has a submarine ever hit a whale?

It happens on rare occasions. Whales make sounds that can be heard by the submarine sonar. Submarines usually try to avoid the whales, but on the rare occasions that a collision occurs, it is the whale that suffers the worst of it. … The submarines suffer some damage, but it is like your car hitting a medium size …

How do submarines get air?

Oxygen is supplied either from pressurized tanks, an oxygen generator (which can form oxygen from the electrolysis of water) or some sort of “oxygen canister” that releases oxygen by a very hot chemical reaction. … The carbon dioxide is trapped in the soda lime by a chemical reaction and removed from the air.

Can you swim under a tsunami?

“A person will be just swept up in it and carried along as debris; there’s no swimming out of a tsunami,” Garrison-Laney says. “There’s so much debris in the water that you’ll probably get crushed.” Eventually, the wave will pull back, dragging cars, trees, and buildings with it.