Which Missiles Does the Indian Army Use? || Everything You Need to Know about India's Missile Program

Brahmos
Missiles are one of the most important pieces of equipment owned by any country's armed forces. India is no exception. But the thing is that there is a lot of confusion about the different types of missiles, how they work, their speed, their target hitting abilities, their effective range etc. This article will help you understand everything that you need to know about missiles and India's Missile Program.

What are missiles?

Missiles are self propelled, guided weapons which travel through air to strike the enemy target. Trough-Weight  is the total weight of the missile except the launch rocket and fuel. It is measured in KG or Tonnes.
Missiles have a number of different system components:

  • Guidance system
  • Targeting system
  • Flight system
  • Engine
  • Warhead
Cmponents of missile

Parts of a missile

Missiles can be categorised by size, speed and range, and whether launched from land, air, surface ship, or submarine. Often versions of the same missile are produced for different launch platforms; sometimes air- and submarine-launched versions are a little lighter and smaller than land- and ship-launched versions.

Ballistic missiles

A ballistic missile follows a ballistic trajectory that is similar to projectile motion.
Shorter range ballistic missiles stay within earth atmosphere whereas long-range ones travel most of their flight out of atmosphere.
The flight operation consists of the following parts:

  • Powered flight portion: Where the weapon gathers the momentum and direction.
  • Free flight: It takes assistance of gravity and air resistance.
  • Re- entry: This phase is exclusive for long range missile like ICBM's, here missile renters the atmosphere.

Types of ballistic missiles



            Type 

Specification/Detail

Air launched ballistic missile(ALBM)Launched from an aircraft
Tactical ballistic missile(TBM)/ Battlefield range ballistic missile(BRBM)Range between 150 km and 300 km
Theatre ballistic missileShort range: 300km-1000km

Medium range: 1000km -3500km
Intermediate range ballistic missile(IRBM)Range: 3500km-5500km
Intercontinental ballistic missileRange greater than 5500km
Submarine launched ballistic missile(SLBM)Launched from ballistic missile submarines

Cruise Missiles

These missiles take off like a aircraft, travelling at constant speed, extremely low altitude trajectory. Cruise missiles are well known for their marked precision.
Cruise Missiles are propelled by jet engines or turbo fan for high speeds and low altitude trajectory.

Types

1. On basis of speed

            Type 

Speed

Subsonic<0.8 Mach
Supersonic1.3-5 Mach
Hypersonic5-10 Mach

( Mach number= Speed of object/Speed of sound Speed of sound= 343 m/s)

2. On basis of distance

  • Short range: Upto 300 km.
  • Medium range: Upto 1000 km.
  • Long range: Beyond 1000 km.

Ballistic missile V/s Cruise missile

  • A cruise missile locates its target or has a preset target, and navigates there whereas a ballistic missile is targeted as a projectile from a single launch force with not much-added guidance.
  • Ballistic missiles travel at very high altitude whereas cruise missiles follow a flat trajectory close to ground.
  • With high speed ballistic missiles are harder to intercept than cruise missiles.
  • Cruise Missiles have greater accuracy and precision.

India's missile program

Post independence missile history of India begins in 1958, when the government of India constituted a team of Indian scientists called the Special Weapons Development Team with an aim to research on guided missile weapons development.

Integrated guided missile development programme (IGMDP)

The IGMDP was launched in 1982 under the leadership of former president Dr. A.P.J Abdul Kalam who achieved the fame of being known as missile man of India. IGMDP was managed by DRDO and ordnance factory boards. The project aimed to develop:
  • Short range surface-to-surface missile.
  • Short range low-level surface-to-air missile.
  • Medium range surface-to-air missile.
  • Third-generation anti-tank missile.
The project culminated successfully in 2008 after developing Prithvi, Nag, Akash, Trishul and Agni missiles.

Agni 5 missile range

Nag anti tank missile


The Agni Missile was initially conceived in the IGMDP as a technology demonstrator project in the form of a re-entry vehicle but was later upgraded to a ballistic missile with different ranges.
After completion of IGMDP, India has decided to develop future missiles as independent projects with possible collaboration with private or foreign partners.
With dedicated teams of scientists, engineers and hard work, India has been able to develop a good range of missiles.

India's Missile Arsenal 


Name
Type
Details
Agni-1
Medium range ballistic missile
Nuclear capable
Range: 700-1200km
Agni-2
Intermediate range ballistic missile(IRBM)
Nuclear capable
Range: 2000-2500km
Agni-3
IRBM
Nuclear capable
Range: 3500-5000km, can reach upto Shanghai 
Agni-4
IRBM 
Nuclear capable
Range: 2500-3700km, can cover the entire mainland China if launched from north east.
Agni-5
Intercontinental range ballistic missile
Nuclear capable, not yet commissioned
Range: 5000-8000km
Brahmos
Supersonic cruise missile
Jointly developed by India and Russia and named after Brahmaputra river of India and Moskva of Russia
It can be launched from surface , water and air Range: 400km 
Akash
Surface to air missile( SAM)
Can engage a target 30km away, at an altitude of 18000m
Nag
Anti-tank missile 
Range: 3-7km
Prithvi
Short range ballistic missile
Range: Prithvi I :- 250km              Prithvi II:- 500km Prithvi III:- 750km
Astra
Air to air missile 
Beyond visual range
Sagarika(K-15)
Submarine launched ballistic missile
Nuclear capable
Range: 750km
K-4
Intermediate range submarine launched ballistic missile
Range: 3500km
Nirbhay
Subsonic cruise missile 
Still under development
Helina
Anti tank missile
Helicopter launch variant of Nag
ASAT 
Anti satellite ballistic missile
It was recently tested in 2019 under mission Shakti and was successful in destroying a satellite in low earth orbit.

Projects under development

India is developing Brahmos II, which will be a hypersonic version of the original Brahmos missile with a range of 450 km. Agni VI is also being developed which will have a range of 8000km to 12000km.
Brahmos 2
Image Source - missiledefenseadvocacy.org

India's nuclear triad

India is one of the few countries which are capable of launching nuclear missiles from land, water and air which was achieved with the commissioning of INS Arihant which carries K-15 missiles.

Must Read : Everything you need to know about Nuclear Non Proliferation Treaty 

Missile technology control regime

It is an informal political grouping of 35 countries which seek to limit the proliferation of missiles and missile technology. India was not a member of this group and was denied sophisticated missile technologies from willing countries. India became a member of this group in 2016 which will now grant access to cruise missile technology.

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Hello Reader! I am Tanishq Saxena, a mechanical engineer currently preparing for civil services. I passionately follow issues which are relevant to India . I wish to work in the social sector hoping to bring a change in the lives of ordinary Indians. I love to cook food & stories and keep myself fit.

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