General Awareness · Physics

Indian Observatories and Astronomy

2,231 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.

Optical telescopes in IndiaRadio telescopes IndiaAstronomical research institutesSpace observatory missions

Indian Observatories and Astronomy Questions

Multiple choice

What is the name of the Indian dark energy cosmology experiment?

  1. DESI-India

  2. BOSS-India

  3. eBOSS-India

  4. SDSS-India
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

DESI-India is a dark energy cosmology experiment located in the India-based Atacama Cosmology Telescope (ACT). It is a part of the Dark Energy Survey (DES).

Multiple choice

Which Indian institute is known for its research on black holes and dark energy?

  1. Tata Institute of Fundamental Research

  2. Indian Institute of Astrophysics

  3. Raman Research Institute

  4. Harish-Chandra Research Institute
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Tata Institute of Fundamental Research (TIFR) is an Indian research institute that is known for its research on black holes and dark energy.

Multiple choice

Which digital platform has been instrumental in promoting astronomy education in India?

  1. YouTube

  2. Facebook

  3. Twitter

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

YouTube has become a popular platform for astronomy education in India, with numerous channels dedicated to科普内容, lectures, and educational videos.

Multiple choice

What are some successful examples of public outreach and astronomy education initiatives in India in the digital age?

  1. The Night Sky Network.

  2. The AstroSat mission.

  3. The Indian Institute of Astrophysics.

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

The Night Sky Network, the AstroSat mission, and the Indian Institute of Astrophysics are among the notable examples of successful public outreach and astronomy education initiatives in India in the digital age.

Multiple choice

What is the name of the radio telescope that was used by Govind Swarup and his team to study magnetic fields in nebulae?

  1. Giant Metrewave Radio Telescope (GMRT)

  2. Atacama Large Millimeter Array (ALMA)

  3. Very Large Array (VLA)

  4. Square Kilometer Array (SKA)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Giant Metrewave Radio Telescope (GMRT) is a powerful radio telescope located in India that was used by Govind Swarup and his team to study magnetic fields in nebulae.

Multiple choice

What is the name of the technique developed by Indian astronomers to measure the magnetic fields in nebulae using radio observations?

  1. Zeeman Effect

  2. Faraday Rotation

  3. Polarization Mapping

  4. Interstellar Scintillation
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Indian astronomers have utilized the Faraday Rotation technique to measure magnetic fields in nebulae by analyzing the rotation of the polarization angle of radio waves as they pass through the magnetized gas.

Multiple choice

What is the name of the Indian astronomical facility that has been used to study magnetic fields in nebulae?

  1. Aryabhatta Research Institute of Observational Sciences (ARIES)

  2. Tata Institute of Fundamental Research (TIFR)

  3. Indian Institute of Astrophysics (IIA)

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

The National Centre for Radio Astrophysics (NCRA) in India has been extensively used by astronomers to conduct studies on magnetic fields in nebulae.

Multiple choice

What is the name of the Indian astronomical observatory that has been used to conduct observations of magnetic fields in nebulae?

  1. Vainu Bappu Observatory

  2. Giant Metrewave Radio Telescope (GMRT)

  3. Himalayan Chandra Telescope (HCT)

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

The Giant Metrewave Radio Telescope (GMRT) has been used by Indian astronomers to conduct observations of magnetic fields in nebulae.

Multiple choice

What is the name of the Indian astronomical facility that has been used to study the magnetic fields of galaxies?

  1. Aryabhatta Research Institute of Observational Sciences (ARIES)

  2. Tata Institute of Fundamental Research (TIFR)

  3. Indian Institute of Astrophysics (IIA)

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

The National Centre for Radio Astrophysics (NCRA) in India has been used by astronomers to study the magnetic fields of galaxies.

Multiple choice

What is the primary method of observation used in modern Indian astronomy?

  1. Optical telescopes

  2. Radio telescopes

  3. X-ray telescopes

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

Optical telescopes are the most widely used type of telescope in modern Indian astronomy. They collect visible light from celestial objects and focus it to form an image.

Multiple choice

What is the largest optical telescope in India?

  1. The Giant Metrewave Radio Telescope (GMRT)

  2. The Aryabhatta Research Institute of Observational Sciences (ARIES)

  3. The Vainu Bappu Observatory (VBO)

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

The Giant Metrewave Radio Telescope (GMRT) is the largest optical telescope in India. It is located near Pune, Maharashtra.

Multiple choice

Which of the following is not a type of radio telescope?

  1. Single-dish radio telescope

  2. Interferometer

  3. Phased array radio telescope

  4. Synthetic aperture radio telescope
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A phased array radio telescope is a type of radar, not a radio telescope.

Multiple choice

What is the largest radio telescope in India?

  1. The Giant Metrewave Radio Telescope (GMRT)

  2. The Aryabhatta Research Institute of Observational Sciences (ARIES)

  3. The Vainu Bappu Observatory (VBO)

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

The Giant Metrewave Radio Telescope (GMRT) is the largest radio telescope in India. It is located near Pune, Maharashtra.

Multiple choice

Which of the following is not a type of X-ray telescope?

  1. Focusing X-ray telescope

  2. Non-focusing X-ray telescope

  3. Imaging X-ray telescope

  4. Spectroscopic X-ray telescope
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

There is no such thing as a non-focusing X-ray telescope.

Multiple choice

What is the largest X-ray telescope in India?

  1. The Giant Metrewave Radio Telescope (GMRT)

  2. The Aryabhatta Research Institute of Observational Sciences (ARIES)

  3. The Vainu Bappu Observatory (VBO)

  4. The Kavalur Observatory
Reveal answer Fill a bubble to check yourself
Correct answer
Explanation

There is no X-ray telescope in India.