Q. With reference to the GAGAN, consider the following statements:
1.It is developed by the Airport Authority of India (AAI) and Indian Space Research Organization (ISRO).
2.GAGAN uses a system of satellite signals alone to provide necessary augmentation to the GPS navigation signal.
Which of the statements given above is/are correct?
Answer: A
Notes:
Statement 1 is correct: It is developed by the Airport Authority of India(AAI) and the Indian Space Research Organization(ISRO).
Statement 2 is incorrect: GAGAN uses a system of ground stations – in Delhi, Guwahati, Kolkata, Ahmedabad, Thiruvananthapuram, Bengaluru, Jammu and Port Blair – to provide necessary augmentation to the GPS navigation signal.
Source: Indian Express

