This is the Day-12 questions of the CAF Revision plan for prelims. The questions are based on the syllabus as provided in the schedule. Aspirants are requested to go through the detailed CAF strategy to understand the need of the UPSC prelims and to prepare well for the same. Attempt the questions honestly. The key answers and explanations of this test will be live at 9.00pm. The maximum time to attempt the 15 questions is 20 minutes.
Q.1) Committee on the Peaceful Uses of Outer Space (COPOUS) is often in news is related to
(a) United Nations Office for Outer Space Affairs
(b) NASA
(c) JAXA
(d) ISRO
Q.2) India announced a capacity building programme UNNATI (UNispace Nanosatellite Assembly & Training by ISRO) to celebrate
(a) 50th year of formation of ISRO
(b) 50th anniversary of the first United nation conference on space
(c) 50th anniversary of the first launch of the Indian Satellite
(d) 500th birth anniversary of the Aryabhata.
Q.3) GSAT-11, the heaviest satellite built by ISRO was launched from French Guiana by Areane 5 Rocket of European Space Agency. Consider the following statements
- It will be placed in a circular geo-stationary orbit almost 36,000 Km.
- For the First time use of Ka-Band is introduced in India through GSAT-11.
Which of the above statements is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) None
Q.4) Consider the following statements with respect to geo-stationary orbit.
- It is above Earth’s equator and following the direction of Earth’s rotation.
- An object in such an orbit appears motionless, at a fixed position in the sky, to ground observers.
- Only Communications satellites are placed in this orbit.
Which of the above statements is/are correct?
(a) 1 and 2
(b) 1 and 3
(c) 2 and 3
(d) 1, 2 and 3
Q.5) ‘Polar cusp’ which is often in news is related to?
(a) Polar ice-sheets
(b) Earth’s magnetic field
(c) Polar stratospheric clouds
(d) both (a) and (c)
Q.6) VISIONS-2 mission launched by
(a) ISRO
(b) JAXA
(c) NASA
(d) ESA
Q.7) Consider the following statements about International Space Station.
- ISS is a space station, or a habitable artificial satellite, in low Earth orbit.
- It serves as a microgravity and space environment research laboratory.
- It can often be seen with the naked eye from Earth
Which of the above statements is/are correct?
(a) 1 and 2
(b) 1 and 3
(c) 2 and 3
(d) 1, 2 and 3
Q.8) ‘Launch escape system’ often in news is a technology
(a) satellite safety system connected to a space capsule
(b) crew safety system connected to a space capsule
(c) protects the satellites from missile attacks
(d) None
Q.9) Consider the following statements about Sun-synchronous orbit.
- It is an orbit arranged so that it precesses through one complete revolution each year, so it always maintains the same relationship with the Sun.
- This orbit is also useful for imaging, spy, and weather satellites.
Which of the above statements is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) None
Q.10) With reference to GPS-aided GEO augmented navigation (GAGAN), consider the following statements.
- It is first step towards introduction of modern Communication, navigation and surveillance/Air Traffic Management system over Indian airspace.
- This will be helpful for landing aircraft in marginal weather and difficult approaches like Mangalore and Leh airports.
- A flight-management system based on GAGAN will then be poised to save operators time and money for aircraft operators.
Which of the above statements is/are correct?
(a) 1 and 2
(b) 1 and 3
(c) 2 and 3
(d) 1, 2 and 3
Q.11) With reference to the Indian Regional Navigation Satellite System (IRNSS), consider the following statements:
- IRNSS has three satellites in geostationary and four satellites in geosynchronous orbits.
- IRNSS covers entire India and about 5500 sq. km beyond its borders.
- 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
(b) 1 and 2 only
(c) 2 and 3 only
(d) None
Q.12) The ‘Kessler syndrome’ often in news is
(a) Explosion of satellite launching rockets due to technical errors.
(b) Collision of Satellites orbiting in low earth orbit.
(c) Gravitation pull of moon on satellite.
(d) Impact of solar flares on the satellites.
Q.13) With respect to Multi Object Tracking Radar (MOTR) consider the following statements.
- The radar which will operate from Sriharikota range can track nearly 10 objects simultaneously in a distance as far as 3000 km in space at a time.
- It can be used In case space debris is approaching an Indian satellite, the path of satellite can be diverted to avoid collision and damage.
- The MOTR will track different stages of launch vehicles simultaneously during nominal and non-nominal missions.
Which of the above statements is/are correct?
(a) 1 and 2
(b) 1 and 3
(c) 2 and 3
(d) 1, 2 and 3
Q.14) The Indian Space Research Organisation’s (ISRO) Polar Satellite Launch Vehicle (PSLV-C43) successfully launched Hyper-Spectral Imaging Satellite (HysIS). Consider the following statements.
- Hyper-Spectral Imaging Satellite (HysIS) placed in the 645 km sun-synchronous polar orbit.
- HysIS is an earth observation satellite.
- The primary goal of HysIS is to study the earth’s surface in both the visible, near infrared and shortwave infrared regions of the electromagnetic spectrum.
- It has wide range applications including agriculture, forestry, soil/geological environments, coastal zones and inland waters, etc.
Which of the above statements is/are correct?
(a) 1, 2 and 3 only
(b) 2, 3, and 4 only
(c) 1, 2 and 4 only
(d) All the above
Q.15) Antrix Corporation Ltd. Is the
(a) technological arm of ISRO.
(b) physiological arm of ISRO.
(c) commercial arm of ISRO.
(d) both (a) and (c)