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
What is the name of the Indian astronomical instrument that is used to study the ultraviolet emission from nebulae?
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AstroSat
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UVIT
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X-ray Imaging Telescope
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Soft X-ray Telescope
B
Correct answer
Explanation
The UVIT (UltraViolet Imaging Telescope) is an astronomical instrument onboard the AstroSat satellite. It is used to study the ultraviolet emission from various celestial objects, including nebulae. The UVIT has made significant contributions to the study of nebulae evolution, providing insights into their structure and composition.
What is the name of the Indian astronomical instrument that is used to study the polarization of light from nebulae?
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Giant Metrewave Radio Telescope
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Atacama Large Millimeter Array
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Very Large Telescope
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Himalayan Chandra Telescope
D
Correct answer
Explanation
The Himalayan Chandra Telescope (HCT) is an astronomical telescope located in India. It is used to study the polarization of light from various celestial objects, including nebulae. The HCT has made significant contributions to the study of nebulae evolution, providing insights into their magnetic fields and dynamics.
What is the name of the Indian astronomical instrument that is used to study the cosmic microwave background radiation?
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Aryabhatta Research Institute of Observational Sciences
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Indian Institute of Astrophysics
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Tata Institute of Fundamental Research
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Cosmic Microwave Background Experiment
D
Correct answer
Explanation
The Cosmic Microwave Background Experiment (CMBEx) is an astronomical instrument located in India. It is used to study the cosmic microwave background radiation, which is the leftover radiation from the Big Bang. The CMBEx has made significant contributions to the study of nebulae evolution, providing insights into their formation and early history.
What is the name of the ancient Indian astronomical observatory located in Delhi?
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Jantar Mantar
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Ujjain Observatory
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Nalanda Observatory
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Takshashila Observatory
A
Correct answer
Explanation
Jantar Mantar is an ancient Indian astronomical observatory located in Delhi, India. It was built by Maharaja Jai Singh II in the 18th century and consists of a collection of architectural structures designed for astronomical observations.
What is the name of the ancient Indian astronomical observatory located in Ujjain?
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Jantar Mantar
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Ujjain Observatory
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Nalanda Observatory
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Takshashila Observatory
B
Correct answer
Explanation
Ujjain Observatory is an ancient Indian astronomical observatory located in Ujjain, India. It was built by Raja Bhoj in the 11th century and was used for astronomical observations and calculations.
What is the name of the ancient Indian astronomical observatory located in Nalanda?
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Jantar Mantar
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Ujjain Observatory
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Nalanda Observatory
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Takshashila Observatory
C
Correct answer
Explanation
Nalanda Observatory is an ancient Indian astronomical observatory located in Nalanda, India. It was built in the 5th century CE and was used for astronomical observations and calculations.
What is the name of the ancient Indian astronomical observatory located in Takshashila?
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Jantar Mantar
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Ujjain Observatory
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Nalanda Observatory
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Takshashila Observatory
D
Correct answer
Explanation
Takshashila Observatory is an ancient Indian astronomical observatory located in Takshashila, India. It was built in the 5th century BCE and was used for astronomical observations and calculations.
Which of the following is the largest optical telescope in India?
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Giant Metrewave Radio Telescope (GMRT)
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Himalayan Chandra Telescope (HCT)
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Aryabhata Research Institute of Observational Sciences (ARIES)
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Vainu Bappu Observatory (VBO)
B
Correct answer
Explanation
The Himalayan Chandra Telescope (HCT) is the largest optical telescope in India, located at an altitude of 4,500 meters in the Himalayas.
Which observatory in India is dedicated to studying cosmic rays?
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Tata Institute of Fundamental Research (TIFR)
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Physical Research Laboratory (PRL)
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Indian Institute of Astrophysics (IIA)
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National Centre for Radio Astrophysics (NCRA)
A
Correct answer
Explanation
The Tata Institute of Fundamental Research (TIFR) in Mumbai has a dedicated facility for studying cosmic rays, known as the Cosmic Ray Laboratory.
What is the main research focus of the Aryabhata Research Institute of Observational Sciences (ARIES)?
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Solar physics
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Planetary science
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Astrobiology
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Dark matter and dark energy
A
Correct answer
Explanation
The Aryabhata Research Institute of Observational Sciences (ARIES) in Nainital primarily focuses on solar physics, studying the Sun's activity and its impact on Earth.
Which Indian observatory is involved in the search for gravitational waves?
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Laser Interferometer Gravitational-Wave Observatory (LIGO)
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Virgo Interferometer
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KAGRA Observatory
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LIGO-India
D
Correct answer
Explanation
India is part of the international collaboration for gravitational wave detection, and LIGO-India is the Indian arm of the Laser Interferometer Gravitational-Wave Observatory (LIGO).
Which Indian observatory is known for its contributions to understanding dark matter?
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National Centre for Radio Astrophysics (NCRA)
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Inter-University Centre for Astronomy and Astrophysics (IUCAA)
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Indian Institute of Astrophysics (IIA)
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Physical Research Laboratory (PRL)
A
Correct answer
Explanation
The National Centre for Radio Astrophysics (NCRA) in Pune has made significant contributions to understanding dark matter through its radio astronomy observations.
What is the primary research focus of the Inter-University Centre for Astronomy and Astrophysics (IUCAA)?
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Theoretical astrophysics
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Observational astronomy
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Astroparticle physics
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Cosmology
A
Correct answer
Explanation
The Inter-University Centre for Astronomy and Astrophysics (IUCAA) in Pune primarily focuses on theoretical astrophysics, studying the fundamental laws and processes governing the universe.
Which Indian observatory is involved in the study of dark energy?
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Giant Metrewave Radio Telescope (GMRT)
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Himalayan Chandra Telescope (HCT)
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Vainu Bappu Observatory (VBO)
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Physical Research Laboratory (PRL)
D
Correct answer
Explanation
The Physical Research Laboratory (PRL) in Ahmedabad has made significant contributions to the study of dark energy through its observational and theoretical research.
What is the main research focus of the Indian Institute of Astrophysics (IIA)?
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Solar physics
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Planetary science
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Astrobiology
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Dark matter and dark energy
Correct answer
Explanation
The Indian Institute of Astrophysics (IIA) in Bangalore covers a wide range of astrophysical research areas, including solar physics, planetary science, astrobiology, dark matter, and dark energy.