0

From Ancient Observatories to Modern Research: The Evolution of Indian Astrophysics

Description: This quiz explores the fascinating journey of Indian astrophysics, from its ancient roots to its modern achievements.
Number of Questions: 14
Created by:
Tags: indian astronomy astrophysics ancient observatories modern research
Attempted 0/14 Correct 0 Score 0

Which ancient Indian astronomer is credited with developing the concept of the precession of equinoxes?

  1. Aryabhata

  2. Bhaskara II

  3. Varahamihira

  4. Brahmagupta


Correct Option: A
Explanation:

Aryabhata, a renowned astronomer and mathematician from the 5th century CE, proposed the idea of the precession of equinoxes, recognizing the gradual shift in the position of the vernal equinox.

What was the primary purpose of the ancient Indian observatories?

  1. Tracking celestial bodies

  2. Observing eclipses

  3. Measuring time

  4. Studying weather patterns


Correct Option: A
Explanation:

Ancient Indian observatories were primarily designed to track the movements of celestial bodies, enabling astronomers to study their positions, trajectories, and patterns.

Which Indian astronomer is known for his contributions to the study of planetary motion and the development of trigonometric methods?

  1. Aryabhata

  2. Bhaskara II

  3. Varahamihira

  4. Brahmagupta


Correct Option: B
Explanation:

Bhaskara II, an influential astronomer and mathematician from the 12th century CE, made significant contributions to the study of planetary motion and developed innovative trigonometric methods.

What is the name of the ancient Indian observatory located in Delhi?

  1. Jantar Mantar

  2. Ujjain Observatory

  3. Nalanda Observatory

  4. Takshashila Observatory


Correct Option: A
Explanation:

Jantar Mantar, an astronomical observatory built by Maharaja Jai Singh II in the 18th century, is located in Delhi and showcases a collection of architectural instruments for astronomical observations.

Which Indian scientist played a crucial role in the discovery of pulsars?

  1. Vikram Sarabhai

  2. Homi J. Bhabha

  3. Subrahmanyan Chandrasekhar

  4. G. Venkatraman


Correct Option: C
Explanation:

Subrahmanyan Chandrasekhar, a renowned astrophysicist, made significant contributions to the study of stellar evolution and played a pivotal role in the theoretical understanding of pulsars.

What is the name of the Indian space agency responsible for the country's space exploration programs?

  1. Indian Space Research Organization (ISRO)

  2. National Aeronautics and Space Administration (NASA)

  3. European Space Agency (ESA)

  4. Japan Aerospace Exploration Agency (JAXA)


Correct Option: A
Explanation:

The Indian Space Research Organization (ISRO) is the national space agency of India, responsible for the country's space exploration, satellite development, and launch vehicle programs.

Which Indian satellite was launched to study the Sun's corona?

  1. Chandrayaan-1

  2. Mangalyaan

  3. Aditya-L1

  4. GSAT-19


Correct Option: C
Explanation:

Aditya-L1 is India's first dedicated mission to study the Sun's corona, providing valuable insights into solar activity and its impact on Earth's climate and space weather.

What is the name of the Indian telescope located at the Devasthal Observatory in Uttarakhand?

  1. Himalayan Chandra Telescope (HCT)

  2. Giant Metrewave Radio Telescope (GMRT)

  3. Aryabhata Research Institute of Observational Sciences (ARIES)

  4. Vainu Bappu Observatory


Correct Option: A
Explanation:

The Himalayan Chandra Telescope (HCT) is a state-of-the-art optical telescope located at the Devasthal Observatory in Uttarakhand, enabling astronomers to study various celestial objects and phenomena.

Which Indian astronomer is known for his work on cosmic microwave background radiation and the formation of galaxies?

  1. Vikram Sarabhai

  2. Homi J. Bhabha

  3. Subrahmanyan Chandrasekhar

  4. T. Padmanabhan


Correct Option: D
Explanation:

T. Padmanabhan, a renowned astrophysicist and cosmologist, has made significant contributions to the study of cosmic microwave background radiation and the formation and evolution of galaxies.

What is the name of the Indian astronomical observatory located in Kavalur, Tamil Nadu?

  1. Jantar Mantar

  2. Ujjain Observatory

  3. Vainu Bappu Observatory

  4. Kavalur Observatory


Correct Option: D
Explanation:

Kavalur Observatory, located in Kavalur, Tamil Nadu, is a renowned astronomical observatory known for its contributions to the study of stellar spectroscopy and variable stars.

Which Indian satellite was launched to study the Earth's magnetosphere?

  1. Chandrayaan-1

  2. Mangalyaan

  3. Aditya-L1

  4. GSAT-19


Correct Option: D
Explanation:

GSAT-19 is an Indian satellite designed to study the Earth's magnetosphere, providing valuable insights into the interactions between the Earth's magnetic field and the solar wind.

What is the name of the Indian telescope located at the Hanle Observatory in Ladakh?

  1. Himalayan Chandra Telescope (HCT)

  2. Giant Metrewave Radio Telescope (GMRT)

  3. Aryabhata Research Institute of Observational Sciences (ARIES)

  4. Indian Astronomical Observatory (IAO)


Correct Option: D
Explanation:

The Indian Astronomical Observatory (IAO) is a high-altitude astronomical observatory located at Hanle in Ladakh, known for its exceptional observing conditions and contributions to various astronomical research programs.

Which Indian astronomer is known for his work on black holes and gravitational waves?

  1. Vikram Sarabhai

  2. Homi J. Bhabha

  3. Subrahmanyan Chandrasekhar

  4. Abhay Ashtekar


Correct Option: D
Explanation:

Abhay Ashtekar, a renowned physicist and mathematician, has made significant contributions to the study of black holes, gravitational waves, and quantum gravity.

What is the name of the Indian astronomical observatory located in Nainital, Uttarakhand?

  1. Jantar Mantar

  2. Ujjain Observatory

  3. Aryabhata Research Institute of Observational Sciences (ARIES)

  4. Nainital Observatory


Correct Option: D
Explanation:

Nainital Observatory, located in Nainital, Uttarakhand, is a renowned astronomical observatory known for its contributions to the study of solar physics and stellar spectroscopy.

- Hide questions