IAS Gyan

Daily News Analysis


29th April, 2023 Security

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  • Imphal, Indian Navy’s third indigenous stealth destroyer of the Project 15B class, planned to be commissioned later this year, undertook her maiden sea sortie.


  • The ship incorporates several niche technologies and high indigenous content and is designed in-house by the Navy’s Warship Design Bureau and constructed by Mazagon Dock Ltd.
  • Imphal will have the unique distinction of being the largest and most advanced destroyer to be ever named after a city from the North-East.
  • Her predecessor INS Mormugao was commissioned in December 2022.

About Project 15B (Visakhapatnam-class destroyers)

  • The contract for four ships of Project 15B was signed on 28 January 2011.
  • This Project is a follow-on of the Kolkata class (Project 15A) destroyers commissioned in the last decade and the lead ship of the Project – INS Visakhapatnamwas commissioned into the Indian Navy on 21 November 2021.
  • Designed by the Warship Design Bureau, the Indian Navy’s in-house organization; and built by M/s Mazagon Dock Shipbuilders Ltd, Mumbai; the four ships of the Project are christened after major cities from all four corners of the country, viz. Visakhapatnam, Mormugao, Imphal and Surat.


  • The Project 15B ships are 163 meters long and 17 meters wide, displace 7400 tonnes when fully loaded, and have a maximum speed of 30 knots.
  • The overall indigenous content of the project is approx. 75%.
  • According to the Indian Navy, the P15B destroyers incorporate new design concepts for improved survivability, seakeeping, stealth, and maneuverability.
  • P15B ships will be equipped to carry and operate two multi-role helicopters.


Q) Which of the following statements with reference to Project 15B is/are incorrect?

a. The contract for the Visakhapatnam-class destroyers was signed in 2011.

b.  The overall indigenous content of the project is approx. 75%.

  1. a only
  2. b only
  3. both a and b
  4. neither a nor b

Correct Answer: 4