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Science & tech: Defence- Submarines , Aircraft
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Science & tech: Defence- Submarins, Aircraft Carrier

Upendra Kumar Singh
UPENDRA KUMAR SINGH MASTER IN COMPUTER APPLICATION APPEARED TWO TIMES IN UPSC CSE MAINS

U
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pls improve the volume of recording
  1. MARINE BASED WAREFARE MACHENISM Nuclear-powered submarines Conventionally-powered submarines Aircraft carriers Destroyers Frigates


  2. Submarines


  3. Nuclear-powered submarines: Arihant class INS Arihant is India's first nuclear-powered submarine. The ship submersible ballistic, nuclear (SSBN) submarine was launched at the Indian Navy's dockyard in Visakhapatnam, which is the headquarters of India's Eastern Naval Command Arihant, India's first indigenously built nuclear submarine, cost $2.9bn Chakra (Akula II) class INS Chakra is a nuclear-powered submarine which was taken by India on lease from Russia in 2012 for a period of 10 years


  4. Conventionally-powered submarines Kalvari clasS Kalvari was built indigenously under a venture called Project 75, at Mumbai's Mazagon Docks. Under this project, the Indian Navy was authorised to build six submarines in collaboration with French firm DCNS at a cost of around Rs 350 crore Sindhughosh-class The Sindhughosh submarines, designated 877EKM were designed as part of Project 877, and built under a contract between Rosvooruzhenie and the Ministry of Defence (India)


  5. Shishumar - class INS Shishumar was made by a German company Howaldtswerke - Deutsche Werft, Kiel, Germnany Shishumar-class submarines was commissioned on 22 September 1986 and is in active service in Indian Navy as of 2016 Aircraft carriers INS Vikramaditya INS Vikramaditya is the Indian Navy's largest short take-off, but assisted recovery (STOBAR) aircraft carrier and warship converted from the Russian Navy's decommissioned Admiral Gorshkov.


  6. INS VIRAMADITYA