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2 questions

2018 · Question 61 · Space Missions
With reference to the Indian Regional Navigation Satellite System (IRNSS), consider the following statements : 1. IRNSS has three satellites in geostationary and four satellites in geosynchronous orbits. 2. IRNSS covers entire India and about 5500 sq. km beyond its borders. 3. 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 ?
Choose your answer(a)1 only(b)1 and 2 only(c)2 and 3 only(d)None
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)
2018 · Question 95 · Space Missions
With reference to India’s satellite launch vehicles, consider the following statements : 1. PSLVs launch the satellites useful for Earth resources monitoring whereas GSLVs are designed mainly to launch communication satellites. 2. Satellites launched by PSLV appear to remain permanently fixed in the same position in the sky, as viewed from a particular location on Earth. 3. GSLV Mk III is a four-staged launch vehicle with the first and third stages using solid rocket motors; and the second and fourth stages using liquid rocket engines. Which of the statements given above is/are correct ?
Choose your answer(a)1 only(b)2 and 3(c)1 and 2(d)3 only
Source: UPSC, Civil Services (Preliminary), General Studies Paper I (opens in a new tab)