What is the length of India's navigable waterways?
Q36) Government launched the GPS-Aided Geo Augmented Navigation (GAGAN) system. Consider the following statements:
1) It is a joint venture by ISRO and Dept. of Space.
2) It offers satellite-based navigation services to the aviation sector
3) India is the first country to offer space-based satellite navigation services to the aviation sector
Which of the statement(s) given above is/are correct?