INS Shankush

About INS Shankush:

• It belongs to the Shishumar class of submraines and has a speed of 22 knots.
• It is a Sub-Surface Killer (SSK) Class diesel-electric submarine.
• These submarines are developed by the German yard Howaldtswerke-Deutsche Werft (HDW).
• The first two of these vessels (INS Shishumar and Shankush) were built by HDW at Kiel, while the remainder (Shalki and Shankul ) have been built at Mazagon Dock Limited (MDL) Mumbai. 
• The ships were commissioned between 1986 and 1994. 
• These submarines have a displacement capacity of 1660 tons when surfaced.

What are submarines?

• Submarines are 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.

Q1) What is SONAR?

Sonar stands for “Sound Navigation And Ranging.” It is a technology that uses sound waves to navigate, detect objects, and gather information about the underwater environment. Sonar systems are widely used in various applications, including military, commercial, scientific, and maritime sectors.

Source: MoD signs a contract of Rs. 2725 Cr with Mazagon Dock Shipbuilders Ltd for Medium Refit with Life Certification of Submarine INS Shankush

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