Q. Consider the following statements regarding Vikas Engine
1. These are liquid fuelled rocket engines conceptualized and designed by the Liquid Propulsion Systems Centre(LPSC)
2. The engine is used in the Polar Satellite Launch Vehicle (PSLV) alone
Which of the above statements is/are correct? 
Answer: A
Notes:
Indian Space Research Organisation(ISRO) has successfully conducted the third long-duration hot test of the liquid propellant Vikas engine for the Gaganyaan programme.
About Vikas Engine:
- Vikas is a family of liquid fuelled rocket engines conceptualized and designed by the Liquid Propulsion Systems Centre(LPSC) in the 1970s.
- LPSC is a research and development centre functioning under Indian Space Research Organisation.
- The engine is used in the Polar Satellite Launch Vehicle(PSLV) and the Geosynchronous Satellite Launch Vehicle(GSLV) series of expendable launch vehicles for space launch use.
- ISRO tested the Vikas Engine this time as part of the engine qualification requirements for the Gaganyaan Mission.
Source: ISRO successfully conducts test of Vikas Engine for Gaganyaan Program
