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Exam (elaborations)
Rocket And Missiles
ROCKET AND MISSILES 
UNIT I 
1. What are the types of igniters? 
Gaseous igniter 
Liquid igniter 
Solid igniter 
2. Define gaseous igniter. 
The propellants used in the ingniter are of gaseous state. Reaction gaseous mixture stored in a 
very thin tube with high pressure. Hazardous in nature. Used only for space application. 
3. Write down the characteristics of hypergolic liquids with example. 
Very high bulk density. 
Chemically stable. 
Low vapour pressure. 
Good heat transfer ch...