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K-4 missile test - Shanmugam IAS academy in coimbatore
K-4 missile test


What’s in news?

The ballistic missile K-4 – one of the two underwater missiles – has been test fired successfully.

Key data’s:

  • India successfully test-fired nuclear-capable K-4 submarine-launched ballistic missile.
  • Location: The missile was test fired off the coast of Andhra Pradesh.
  • Manufactured by: The missile is being developed by the Defence Research and Development Organisation (DRDO).
  • Deployed in: The missile was deployed on the fleet of the Arihant Class nuclear submarines – only the first nuclear boat INS Arihant is operational SSBN for the Indian Navy – being built by India.
  • Strike range: The strike range of K-4 Missile is 3500 Km.
  • Circular Error Probability (CEP): The Circular Error Probability (CEP) is much more sophisticated than Chinese missiles. The CEP determines the accuracy of a missile. The lower the CEP, the more accurate the missile is.
  • Other countries: India is one among six nations including the US, Russia, France, UK and China that have the capability of firing nuclear-tipped missiles from all three platforms – land, air and undersea.

Data to know:

INS Arihant:

  • It was commissioned into service in August 2016.
  • Arihant Class nuclear submarines are indigenous ballistic missile nuclear submarines (SSBN).
  • It is equipped with two missiles namely
    • K-4 missile – with a strike range of 3500 kms
    • K-15 Sagarika missile – with a strike range of 750 kms.

Specifications of K-4 missile:

  • Name: Killer-4 (K-4) missile.
  • Height: 12 m
  • Weight: 17 Tonn (includes warhead about 2 Tonn)
  • Engine: The engine is solid-fueled.
  • Special: It is being difficult to track and to be destroyed by any anti-ballistic weapon.

Ballistic missile:

  • The missile is a rocket-propelled self-guided strategic-weapons system that follows a ballistic trajectory to deliver a payload from its launch site to a predetermined target. 
  • Ballistic missiles can carry conventional high explosives as well as chemical, biological, or nuclear munitions.
  • They can be launched from aircraft, ships, and submarines in addition to land-based silos and mobile platforms.

Links to note:


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