India Successfully Test-Fires Agni-IV Ballistic Missile

India Successfully Test-Fires Agni-IV Ballistic Missile

#GS-3 #Science & Technology #Defence #Current Events #National #Ballistic Missiles

Why in News

  • India successfully carried out a routine training launch of the Agni-IV intermediate-range ballistic missile off the coast of Odisha.
  • The test launch took place at the Integrated Test Range (ITR) located in Chandipur, Odisha.
  • The Strategic Forces Command (SFC) conducted this launch as part of regular operational training for military readiness.

Key Features and Specifications

  • The Agni-IV is an indigenously developed, nuclear-capable, two-stage solid-fueled Intermediate-Range Ballistic Missile (IRBM) designed by the Defence Research and Development Organisation (DRDO).
  • The missile measures about 20 metres in length and can deliver a 1-tonne (1,000 kg) conventional or nuclear payload up to 4,000 kilometers.
  • Lightweight composite motor casings house its two-stage solid-propellant engine to optimize efficiency and performance.
  • It features high road mobility using mobile Transporter Erector Launchers (TELs), making it hard for enemy satellite tracking systems to locate.
  • The guidance system incorporates a Ring Laser Gyroscope-based Inertial Navigation System (RINS) and a Micro-Inertial Navigation System (MINGS) for strike precision.
  • A reduced radar cross-section and thermal re-entry heat shield allow the missile to withstand temperatures exceeding 3,000°C while defying electronic jamming.
  • Redundant digital flight-control architecture and a high-speed computer bus keep the missile stable throughout its trajectory.

Significance and Strategic Importance

  • The test verified the missile's operational readiness and strengthened India's land-based nuclear triad deterrent capability across Asia.
  • Road mobility enables rapid deployment across national road networks, protecting the missile system against potential preemptive strikes.
  • The successful development of Agni-IV reinforces India's defense policy of Credible Minimum Deterrence and No First Use.
  • Key technological innovations built for Agni-IV paved the way for advanced missile systems like Agni-V and Agni-P.