- How long can a submarine stay under?
- Can a submarine flip over?
- Did anyone survive on the Kursk?
- Do submarines feel storms?
- Do submarines have WiFi?
- Has a submarine ever hit a whale?
- What is crush depth for a human?
- How does a submarine turn?
- Do submarines have cameras?
- Can you smoke on a submarine?
- Would a submarine survive a tsunami?
- How deep could a ww2 submarine go?
- How do submarines not hit anything?
- What happens when a submarine goes too deep?
- Do submarines have exhaust?
- What is the longest time a submarine has been submerged?
- How many submarines have gone missing?
- What’s life like on a submarine?
How long can a submarine stay under?
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 a submarine flip over?
It is technically possible for a submarine to flip over. … The navy issues restrictions on these submarines on turning these subs at high speeds. however if it did roll over, the submarine was done for. The reason is that a submarines ballast tanks act like an upside down cup in a bathtub.
Did anyone survive on the Kursk?
The revelation that 23 of the Kursk’s 118 crewmen survived the sinking, at least for a while, set off a sensation and demolished assurances by senior military officials that the Kursk’s entire crew most likely had perished within minutes of the accident.
Do submarines feel storms?
It is actually a very interesting question. Obviously, storms energize a lot of water and it turns in a form of waves. … This means that submarines cross storms by doing what they do best – sailing completely submerged. The deal is that the deeper you go, the less you can feel the waves.
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.
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.
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.
How does a submarine turn?
The submarine can steer in the water by using the tail rudder to turn starboard (right) or port (left) and the hydroplanes to control the fore-aft angle of the submarine. In addition, some submarines are equipped with a retractable secondary propulsion motor that can swivel 360 degrees.
Do submarines have cameras?
Submarines have running lights to be used on the surface in peacetime. … Military submarines do NOT have viewing ports or external remote cameras. There is no reason to see outside a military submarine when it is under water.
Can you smoke on 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.
Would 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.
How deep could a ww2 submarine go?
World War II German U-boats generally had collapse depths in the range of 200 to 280 metres (660 to 920 feet). Modern nuclear attack submarines like the American Seawolf class are estimated to have a test depth of 490 m (1,600 ft), which would imply (see above) a collapse depth of 730 m (2,400 ft).
How do submarines not hit anything?
Because they’re stealthy. So stealthy, in fact, that they don’t use the equipment necessary to detect obstacles. Most subs have two types of sonar: active and passive. Active sonar sends out acoustic sounds, or “pings,” which can reach thousands of yards.
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.
Do submarines have exhaust?
When surfaced, submarines expel exhaust from the diesel engines like any other vehicle, straight into the air. … The exhaust is released from the engine, through the snorkel and up into the air above the water. Additionally the snorkel allows oxygen to enter, through the snorkel and to the diesel engines.
What is the longest time a submarine has been submerged?
The longest submerged and unsupported patrol made public is 111 days (57,085 km 30,804 nautical miles) by HM Submarine Warspite (Cdr J. G. F. Cooke RN) in the South Atlantic from 25 November 1982 to 15 March 1983.
How many submarines have gone missing?
Nine nuclear submarines have sunk, either by accident or scuttling. Three were lost with all hands – the two from the United States Navy (129 and 99 lives lost) and one from the Russian Navy (118 lives lost), and these are also the three largest losses of life in a submarine.
What’s life like on a submarine?
US Navy With deployments underwater typically running 90 days, life onboard a submarine is anything but normal. Cramped quarters are the norm, and sailors must have the right technical know-how as well as determination to spend months underwater at a time.