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    Question

    With reference to the Indian Regional Navigation

    Satellite System (IRNSS), consider the following statements: 1. The system currently consists of a constellation of eight satellites, with two additional satellites on ground as stand-by. 2.┬а IRNSS covers entire India and about 5500 sq. km beyond its borders. 3.┬а India will have its own satellite navigation system with full global coverage by the middle of 2019. Which of the statements given above is/are correct?
    A 1 only Correct Answer Incorrect Answer
    B 1 and 2 only Correct Answer Incorrect Answer
    C 2 and 3 only Correct Answer Incorrect Answer
    D None of the above Correct Answer Incorrect Answer

    Solution

    Only Statement 1 is correct : Indian Regional Navigation Satellite System ┬а( IRNSS ), with an operational name of┬а NavIC ┬а(acronym for┬а Navigation with Indian Constellation. The system currently consists of a constellation of eight satellites, with two additional satellites on ground as stand-by. IRNSS system is expected to provide position accuracy of better than 20 metre over Indian region and an area extending about 1500 sq km around India. NavIC-based trackers are compulsory on commercial vehicles in India and some consumer mobile phones with support for it have been available since the first half of 2020.

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