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 largest gamma-ray observatory currently in operation?

  1. Hubble Space Telescope

  2. Chandra X-ray Observatory

  3. Fermi Gamma-ray Space Telescope

  4. High Energy Stereoscopic System (H.E.S.S.)
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The High Energy Stereoscopic System (H.E.S.S.) is the largest gamma-ray observatory currently in operation. It consists of an array of imaging atmospheric Cherenkov telescopes located in Namibia, and is used to study very-high-energy gamma rays.

Multiple choice

Which of the following is considered the oldest astronomical observatory in India?

  1. Jantar Mantar, Jaipur

  2. Nalanda University Observatory

  3. Ujjain Observatory

  4. Brihadeeswarar Temple Observatory
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Ujjain Observatory, located in Madhya Pradesh, is believed to be the oldest astronomical observatory in India, dating back to the 5th century BCE.

Multiple choice

What is the significance of the Brihadeeswarar Temple Observatory in Thanjavur, Tamil Nadu?

  1. It is the oldest surviving observatory in India.

  2. It was used to study the motion of the sun and the stars.

  3. It was built by the Chola dynasty.

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

The Brihadeeswarar Temple Observatory is the oldest surviving observatory in India, built by the Chola dynasty. It was used to study the motion of the sun and the stars.

Multiple choice

Which ancient Indian observatory was used to observe the transit of Venus?

  1. Jantar Mantar, Delhi

  2. Nalanda University Observatory

  3. Ujjain Observatory

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

The Jantar Mantar in Delhi was used to observe the transit of Venus in 1761 and 1769, providing valuable data for astronomers studying the planet's orbit.

Multiple choice

What is the significance of the Nalanda University Observatory in Bihar?

  1. It was one of the largest observatories in ancient India.

  2. It was used to study eclipses and other celestial events.

  3. It was a center for astronomical research and education.

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

The Nalanda University Observatory was one of the largest observatories in ancient India, used to study eclipses and other celestial events. It was also a center for astronomical research and education.

Multiple choice

Which ancient Indian observatory was used to study the precession of the equinoxes?

  1. Jantar Mantar, Jaipur

  2. Nalanda University Observatory

  3. Ujjain Observatory

  4. Brihadeeswarar Temple Observatory
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Ujjain Observatory was used to study the precession of the equinoxes, which is the gradual shift in the position of the equinoxes over time.

Multiple choice

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

  1. Jantar Mantar

  2. Rashtrapati Bhavan

  3. Red Fort

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

Jantar Mantar is a collection of astronomical instruments built by Maharaja Jai Singh II in Delhi.

Multiple choice

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

  1. Jantar Mantar

  2. Rashtrapati Bhavan

  3. Red Fort

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

Jantar Mantar is a collection of astronomical instruments built by Maharaja Jai Singh II in Jaipur.

Multiple choice

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

  1. Jantar Mantar

  2. Rashtrapati Bhavan

  3. Red Fort

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

Jantar Mantar is a collection of astronomical instruments built by Maharaja Jai Singh II in Ujjain.

Multiple choice

What is the name of the Indian telescope located in the Himalayas, known for its high-altitude observations?

  1. Aryabhata Telescope

  2. Vainu Bappu Observatory

  3. Himalayan Chandra Telescope

  4. Giant Metrewave Radio Telescope
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Himalayan Chandra Telescope is a high-altitude optical telescope located in Uttarakhand, India, known for its exceptional observing conditions and contributions to astrophysical research.

Multiple choice

What is the name of the Indian space observatory designed to study X-ray sources in the universe?

  1. Chandrayaan-2

  2. Mangalyaan

  3. Astrosat

  4. GSAT-17
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Astrosat is India's first dedicated space observatory, designed to study X-ray sources such as black holes, neutron stars, and active galactic nuclei.

Multiple choice

What is the name of the Indian telescope located in Rajasthan, known for its contributions to gamma-ray astronomy?

  1. Aryabhata Telescope

  2. Vainu Bappu Observatory

  3. Himalayan Chandra Telescope

  4. Major Atmospheric Gamma Imaging Cherenkov Telescope
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Major Atmospheric Gamma Imaging Cherenkov Telescope is a gamma-ray observatory located in Rajasthan, India, designed to study high-energy gamma rays from cosmic sources.

Multiple choice

Which of the following is NOT a major area of research in modern Indian astronomy?

  1. Cosmology and Dark Energy

  2. Exoplanet Detection and Characterization

  3. Gravitational Waves and Black Holes

  4. Astrobiology and the Search for Extraterrestrial Life
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

While astrobiology is a growing field of research worldwide, it is not yet a major focus area in modern Indian astronomy.

Multiple choice

Which Indian astronomical facility is known for its contributions to the study of gamma-ray bursts?

  1. Giant Metrewave Radio Telescope (GMRT)

  2. Aryabhatta Research Institute of Observational Sciences (ARIES)

  3. Vainu Bappu Observatory (VBO)

  4. Indian Astronomical Observatory (IAO)
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Indian Astronomical Observatory (IAO) in Hanle, Ladakh, is equipped with specialized instruments for observing gamma-ray bursts and other high-energy phenomena.

Multiple choice

Which Indian astronomical facility is known for its contributions to the study of radio pulsars?

  1. Giant Metrewave Radio Telescope (GMRT)

  2. Aryabhatta Research Institute of Observational Sciences (ARIES)

  3. Vainu Bappu Observatory (VBO)

  4. Indian Astronomical Observatory (IAO)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Giant Metrewave Radio Telescope (GMRT) in Pune, Maharashtra, is a powerful radio telescope used for studying radio pulsars and other astronomical objects.