Which of the statements is/are incorrect regarding Solid Fuel Missiles?
1
It uses Solid propellants which is a mixture of fuel such as Aluminum powder and oxidiser such as ammonium perchlorate.
2
They don't need to be fuelled immediately ahead of launch, are often easier and safer to operate.
3
As compared to liquid fuelled missiles they have shorter shelf life cannot remain in storage without degrading for longer time.
4
Agni IV of India is an Intermediate-Range Ballistic Missile