- Can you smoke inside a submarine?
- How thick is a submarine hull?
- Can a submarine survive a tsunami?
- At what depth will the ocean crush you?
- Is smoking allowed on Navy ships?
- What is the deepest a submarine has ever gone?
- Has a submarine ever hit a whale?
- Which country has the most advanced submarine?
- Why do submarines not get crushed?
- Do submarines have WiFi?
- How long can you live in a submarine?
- What happens when a submarine goes too deep?
- How many US subs were lost in ww2?
- How deep can Russian submarines go?
- What is crush depth for a human?
- What do submarines do with human waste?
- Do submarines run out of air?
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 thick is a submarine hull?
Making the hull. 4 Steel plates, approximately 2-3 in (5.1-7.6 cm) thick, are obtained from steel manufacturers.
Can a submarine survive a tsunami?
Submarines are relatively unaffected by weather or tsunamis when submerged in deep open waters. … However if a submarine has to go shallow or to periscope depth then conditions on the surface become a major concern. Large enough waves can cause a submarine to be pulled (sucked) up to the surface.
At what depth will the ocean crush you?
The deepest point ever reached by man is 35,858 feet below the surface of the ocean, which happens to be as deep as water gets on earth. To go deeper, you’ll have to travel to the bottom of the Challenger Deep, a section of the Mariana Trench under the Pacific Ocean 200 miles southwest of Guam.
Is smoking allowed on Navy ships?
Smoking is allowed in designated areas on Navy ships and at Navy and Marine Corps installations, and Mabus’ proposal would not change that. Smoking has been prohibited on submarines since December 2010. Cigarettes in military rations were discontinued in the 1970s.
What is the deepest a submarine has ever gone?
Trieste is a Swiss-designed, Italian-built deep-diving research bathyscaphe which reached a record depth of about 10,911 metres (35,797 ft) in the Challenger Deep of the Mariana Trench near Guam in the Pacific.
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 …
Which country has the most advanced submarine?
Currently top 10 attack submarines in the world are these:Nr.1 Seawolf class (USA) … Nr.2 Virginia class (USA) … Nr.3 Astute class (United Kingdom) … Nr.4 Graney class (Russia) … Nr.5 Sierra II class (Russia) … Nr.6 Improved Los Angeles class (USA) … Nr.7 Akula class (Russia) … Nr.8 Soryu class (Japan)More items…
Why do submarines not get crushed?
Because submarines are made of metal, and metal can only withstand a certain amount of pressure before buckling or collapsing, the strength of the metal and the design of the sub determines its ultimate depth limit. In reality, a submarine pilot would never take a sub anywhere near that depth.
Do submarines have WiFi?
Even when a submarine is on the surface, the crew’s access to the internet is severely restricted. … There would be NO allowed personal use of wi-fi or bluetooth within a submarine. The vessel MIGHT have a wired LAN for MWR, protected against signal leakage or intrusion.
How long can you live in a submarine?
The 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.
What happens when a submarine goes too deep?
Originally Answered: What happens when a submarine goes too deep? The pressure outside of the pressure hull overcomes the compression strength of the metal hull and suffer a catastrophic hull breach/collapse and sinks to the bottom.
How many US subs were lost in ww2?
Fifty-two submarines of the United States Navy were lost during World War II.
How deep can Russian submarines go?
8,200 to 20,000 feetPolmar said there was “nothing in the U.S. fleet to match” the depths that the Losharik can take its crew. Various reports, he said, place the mysterious craft’s maximum depth at anywhere from 8,200 to 20,000 feet.
What is crush depth for a human?
Human bone crushes at about 11159 kg per square inch. This means we’d have to dive to about 35.5 km depth before bone crushes. This is three times as deep as the deepest point in our ocean.
What do submarines do with human waste?
Originally Answered: What do submarines do with human waste? Waste is “deposited” in septic tanks. At appropriate times at sea the effluent is blown to sea by compressed air. In port the tanks are pumped ashore to a collection unit.
Do submarines run out of air?
A sub is actually far more self sustaining than the space station – due to the nature of water availability. The ISS WILL run out of air (oxygen) if it’s not periodically replenished, either as oxygen, or as water to make it from. As long as the reactor is running, a nuclear-powered submarine will NEVER run out of air.