General Awareness ยท Physics

Indian Observatories and Astronomy

2,525 Questions

Indian observatories and astronomy questions cover national research institutions, space telescopes, radio telescopes, and historic astronomical events. These facts are highly relevant for the general awareness section of UPSC and state PSC exams. Solve these questions to memorize key observatories and their specific functions.

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Indian Observatories and Astronomy Questions

Multiple choice

What is the name of the astronomical observatory built by Maharaja Sawai Jai Singh II in Jaipur?

  1. Jantar Mantar

  2. Ujjain Observatory

  3. Nalanda Observatory

  4. Takshashila Observatory
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Jantar Mantar is the name of the astronomical observatory built by Maharaja Sawai Jai Singh II in Jaipur, Rajasthan.

Multiple choice

What is the name of the astronomical observatory built by Maharaja Jai Singh II in Delhi?

  1. Jantar Mantar

  2. Ujjain Observatory

  3. Nalanda Observatory

  4. Takshashila Observatory
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Jantar Mantar is the name of the astronomical observatory built by Maharaja Jai Singh II in Delhi, India.

Multiple choice

Which Indian institution is actively involved in the study of cometary structure?

  1. Indian Institute of Astrophysics (IIA)

  2. Aryabhatta Research Institute of Observational Sciences (ARIES)

  3. Tata Institute of Fundamental Research (TIFR)

  4. Physical Research Laboratory (PRL)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Indian Institute of Astrophysics (IIA) is a leading institution in India that conducts research on cometary structure. Its scientists have made significant contributions to understanding the morphology, dust distribution, and nucleus properties of comets.

Multiple choice

Which Indian telescope has been used to observe comets and study their structure?

  1. Giant Metrewave Radio Telescope (GMRT)

  2. Himalayan Chandra Telescope (HCT)

  3. Vainu Bappu Observatory (VBO)

  4. Devasthal Optical Telescope (DOT)
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Vainu Bappu Observatory (VBO) is a major astronomical observatory in India that has been used to observe comets and study their structure. Its telescopes have been employed to obtain images and spectroscopic data of comets, providing valuable insights into their physical properties.

Multiple choice

What is the name of the Indian instrument that was used to study the composition of Comet 67P/Churyumov-Gerasimenko?

  1. COSIMA

  2. ROSINA

  3. VIRTIS

  4. MIRO
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

COSIMA (COmetary Secondary Ion Mass Analyzer) is an Indian instrument that was part of the Rosetta mission to Comet 67P/Churyumov-Gerasimenko. COSIMA analyzed the composition of cometary dust particles and provided valuable insights into the chemical makeup of the comet.

Multiple choice

What is the name of the Indian telescope that was used to observe the breakup of Comet Shoemaker-Levy 9?

  1. Giant Metrewave Radio Telescope (GMRT)

  2. Himalayan Chandra Telescope (HCT)

  3. Vainu Bappu Observatory (VBO)

  4. Devasthal Optical Telescope (DOT)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Giant Metrewave Radio Telescope (GMRT) was used to observe the breakup of Comet Shoemaker-Levy 9 in 1994. The GMRT's observations provided valuable information about the dynamics and structure of the cometary fragments.

Multiple choice

What is the name of the Indian telescope that was used to detect the optical counterpart of a gamma-ray burst for the first time?

  1. Giant Metrewave Radio Telescope (GMRT)

  2. Himalayan Chandra Telescope (HCT)

  3. Vainu Bappu Observatory (VBO)

  4. Aryabhatta Research Institute of Observational Sciences (ARIES)
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The Himalayan Chandra Telescope (HCT), located in Uttarakhand, India, was used to detect the optical counterpart of a gamma-ray burst for the first time. This observation provided crucial information about the nature and distance of gamma-ray bursts.

Multiple choice

What is the name of the Indian astronomical facility that hosts the Cadmium Zinc Telluride Imager (CZTI), a gamma-ray burst detector?

  1. Tata Institute of Fundamental Research (TIFR)

  2. Indian Institute of Astrophysics (IIA)

  3. National Centre for Radio Astrophysics (NCRA)

  4. Inter-University Centre for Astronomy and Astrophysics (IUCAA)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Tata Institute of Fundamental Research (TIFR) in Mumbai, India, hosts the Cadmium Zinc Telluride Imager (CZTI), a gamma-ray burst detector. CZTI is part of the AstroSat satellite and has contributed to the detection and study of gamma-ray bursts.

Multiple choice

What is the name of the Indian astronomical mission that aims to study gamma-ray bursts and other high-energy cosmic sources?

  1. Chandrayaan-2

  2. Mangalyaan-2

  3. Aditya-L1

  4. NISAR
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Aditya-L1 is an upcoming Indian astronomical mission aimed at studying gamma-ray bursts and other high-energy cosmic sources. It is expected to provide valuable insights into the properties and origins of these phenomena.

Multiple choice

What is the name of the Indian astronomical observatory that is involved in the study of gamma-ray bursts and other transient phenomena?

  1. Devasthal Optical Telescope (DOT)

  2. Vainu Bappu Observatory (VBO)

  3. Aryabhatta Research Institute of Observational Sciences (ARIES)

  4. National Centre for Radio Astrophysics (NCRA)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Devasthal Optical Telescope (DOT), located in Uttarakhand, India, is involved in the study of gamma-ray bursts and other transient phenomena. It has been used to conduct follow-up observations of gamma-ray bursts and to study their afterglows.

Multiple choice

What is the name of the Indian astronomical facility that hosts the Gamma-Ray Burst Monitor (GRBM), a gamma-ray burst detector?

  1. Indian Institute of Astrophysics (IIA)

  2. National Centre for Radio Astrophysics (NCRA)

  3. Inter-University Centre for Astronomy and Astrophysics (IUCAA)

  4. Tata Institute of Fundamental Research (TIFR)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Indian Institute of Astrophysics (IIA) in Bengaluru, India, hosts the Gamma-Ray Burst Monitor (GRBM), a gamma-ray burst detector. GRBM is part of the AstroSat satellite and has contributed to the detection and study of gamma-ray bursts.

Multiple choice

What is the name of the experiment designed to measure the Hubble constant?

  1. Hubble Space Telescope

  2. Chandra X-ray Observatory

  3. James Webb Space Telescope

  4. Cosmic Microwave Background Radiation
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Hubble Space Telescope is an experiment designed to measure the Hubble constant.

Multiple choice

What is the Virgo detector?

  1. A gravitational wave detector located in Italy

  2. A particle accelerator located in Switzerland

  3. A space telescope located in orbit around Earth

  4. A radio telescope located in Australia
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Virgo detector is a gravitational wave detector located in Cascina, Italy, and is part of the global network of gravitational wave detectors.

Multiple choice

Which space telescope is designed to study the cosmic microwave background radiation?

  1. Hubble Space Telescope

  2. Chandra X-ray Observatory

  3. Spitzer Space Telescope

  4. Wilkinson Microwave Anisotropy Probe (WMAP)
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Wilkinson Microwave Anisotropy Probe (WMAP) is a space telescope designed to study the cosmic microwave background radiation, which is the leftover radiation from the Big Bang, the event that is believed to have created the universe. WMAP was launched by NASA in 2001 and provided valuable insights into the early universe and its evolution.

Multiple choice

Which Indian institution is a member of the Breakthrough Listen Initiative, a global effort to search for extraterrestrial intelligence?

  1. National Centre for Radio Astrophysics (NCRA)

  2. Indian Institute of Astrophysics (IIA)

  3. Raman Research Institute (RRI)

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

All of the above institutions are members of the Breakthrough Listen Initiative. NCRA is located in Pune, IIA in Bangalore, and RRI in Bangalore.