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The word submarine means 'underwater' or 'under-sea' (as in submarine canyon, submarine pipeline) though as a noun it generally refers to a vessel that can travel underwater. The term is a contraction of submarine boat.
May 3, 2024 · Submarine, any naval vessel that is capable of propelling itself beneath the water as well as on the water’s surface. This is a unique capability among warships, and submarines are quite different in design and appearance from surface ships.
Dec 14, 2017 · Sindhughosh Class. Sindhughosh class submarines are the Kilo class diesel-electric submarines. They are designated 877EKM, and were built under a contract between Rosvooruzhenie and the Ministry of Defence (India).
In March 2019, India signed a US$3 billion agreement with Russia to lease another Akula-class submarine, which is expected to join the Indian Navy by 2025. [12] Diesel-electric submarines (9) Project 75I-class submarine.
Jun 17, 2024 · Nuclear submarine, submarine that relies on a nuclear reactor to drive its propulsion system. A nuclear submarine may or may not be armed with nuclear weapons. The chief advantages afforded by nuclear power are increased speed (allowing submerged submarines to keep up with fast surface ships) and
Nov 12, 2020 · The Kalvari-class submarines have capability of operating in a wide range of Naval combat including anti-warship and anti-submarine operations, intelligence gathering and surveillance and naval mine laying.
Jun 25, 2023 · While it's underwater, a submarine is negatively buoyant, which means it tends to sink, left to its own devices, if it's not moving. But as the submarine's propellers push it forward, water rushes over the planes, creating an upward force called lift that helps it remain at a certain depth, creating a state of neutral buoyancy (floating).
submarine, Naval vessel capable of operating underwater for sustained periods. In the 18th and 19th centuries, American inventors such as David Bushnell (1742?–1824) and Robert Fulton experimented with hand-powered submarines.
Mar 20, 2024 · The Navy has the best submarine fleet in the world, which plays an integral role in national security — here's what you need to know about them.
Jul 18, 2022 · The Indian Navy’s dwindling submarine fleet got further depleted on Sunday with the decommissioning of INS Sindhudhwaj, a Kilo Class diesel electric submarine. What is the current status of the Indian submarine fleet and how it compares with neighbouring navies?
