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Railways PYQCBT 1 2016

RRB NTPC · Question 45

Which of the following is a Space-Based Augmentation System? A. INSAT B. GAGAN C. GSAT D. SARAL

  1. C

  2. B

  3. D

  4. A

Show answer & explanation

Answer: (B) B

Explanation

GAGAN (GPS Aided GEO Augmented Navigation), built by ISRO and the Airports Authority of India, is India's Space-Based Augmentation System. It improves the accuracy of GPS signals for aviation. INSAT and GSAT are communication satellites, and SARAL is an oceanographic satellite.