With reference to Navigation with Indian Constellation (NavIC) satellite, consider the following statements:1.It is a constellation of seven satellites that work with a 24*7 network of ground stations while orbiting above Earth in a geostationary orbit.2.NavIC system operates in the L1 band while GPS operates in the L5 band.3.NavIC offers Standard Position Service (SPS) as well as Restricted Service (RS).Which of the statements given above are correct?

Q. With reference to Navigation with Indian Constellation (NavIC) satellite, consider the following statements:
1.It is a constellation of seven satellites that work with a 24*7 network of ground stations while orbiting above Earth in a geostationary orbit.
2.NavIC system operates in the L1 band while GPS operates in the L5 band.
3.NavIC offers Standard Position Service (SPS) as well as Restricted Service (RS).
Which of the statements given above are correct?

[A] 1 and 2 only

[B] 2 and 3 only

[C] 1 and 3 only

[D] 1, 2 and 3

Answer: C

Notes:

Explanation –

Statement 1 and 3 are correct. NavIC is a constellation of seven satellites that work with a 24*7 network of ground stations while orbiting above Earth in a geostationary orbit. NavIC offers two services: Standard Position Service (SPS) for civilian users and Restricted Service (RS) for strategic users, including the military.

Statement 2 is incorrect. The NavIC system operates in the L5 band, which is a protected frequency specifically assigned to the Indian system whereas GPS operates in the L1 band.

Source: India Today

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