General Awareness ยท 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.
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Indian Observatories and Astronomy Questions
What is the name of the telescope located at the Indian Institute of Astrophysics that has been used for extensive observations of nebulae?
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Vainu Bappu Telescope
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Giant Metrewave Radio Telescope
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Himalayan Chandra Telescope
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Aryabhata Research Institute of Observational Sciences Telescope
A
Correct answer
Explanation
The Vainu Bappu Telescope, located at the Indian Institute of Astrophysics in Kavalur, Tamil Nadu, is a 2.3-meter reflecting telescope. It has been extensively used for observations of nebulae, galaxies, and other celestial objects, contributing to our understanding of the universe.
What is the name of the Indian astronomical observatory that has played a significant role in the study of nebulae?
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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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Jawaharlal Nehru Centre for Advanced Scientific Research
B
Correct answer
Explanation
The Indian Institute of Astrophysics (IIA) is a premier research institute in India dedicated to the study of astronomy and astrophysics. It has made significant contributions to the study of nebulae, including the discovery of new nebulae and the investigation of their physical properties.
What is the name of the Indian astronomical instrument that is used to study the radio emission 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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Hubble Space Telescope
A
Correct answer
Explanation
The Giant Metrewave Radio Telescope (GMRT) is a large radio telescope located in India. It is used to study the radio emission from various celestial objects, including nebulae. The GMRT has made significant contributions to the study of nebulae evolution, providing insights into their structure and dynamics.
What is the name of the Indian astronomical observatory that is located at high altitude and is used to study nebulae?
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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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Hanle Observatory
D
Correct answer
Explanation
The Hanle Observatory is an astronomical observatory located in India at high altitude. It is used to study various celestial objects, including nebulae. The high altitude of the observatory allows it to observe in the infrared and submillimeter wavelengths, which are important for studying the evolution of nebulae.
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).