Indian Astronomy and the Big Bang

Description: This quiz is designed to assess your knowledge of Indian Astronomy and the Big Bang theory. It covers various aspects of ancient Indian astronomical observations, theories, and their relevance to modern cosmology.
Number of Questions: 15
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Tags: indian astronomy history of indian astronomy big bang theory cosmology
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Which ancient Indian astronomer proposed the idea of a cyclic universe that undergoes cycles of creation and destruction?

  1. Aryabhata

  2. Bhaskara II

  3. Varāhamihira

  4. Lagadha


Correct Option: D
Explanation:

Lagadha, an ancient Indian astronomer, proposed the concept of a cyclic universe that undergoes cycles of creation and destruction. This idea predates the modern Big Bang theory.

What is the name of the ancient Indian astronomical text that contains detailed observations and theories about planetary motions, eclipses, and other celestial phenomena?

  1. Rigveda

  2. Atharvaveda

  3. Surya Siddhanta

  4. Yajurveda


Correct Option: C
Explanation:

The Surya Siddhanta is an ancient Indian astronomical text that contains detailed observations and theories about planetary motions, eclipses, and other celestial phenomena. It is considered one of the most important works in Indian astronomy.

Which Indian astronomer proposed a heliocentric model of the solar system, placing the Sun at the center and the planets revolving around it?

  1. Aryabhata

  2. Bhaskara II

  3. Varāhamihira

  4. Lagadha


Correct Option: A
Explanation:

Aryabhata, a renowned Indian astronomer and mathematician, proposed a heliocentric model of the solar system in the 5th century CE. This model placed the Sun at the center and the planets revolving around it.

What is the name of the Indian astronomical observatory built in the 18th century by Maharaja Jai Singh II?

  1. Jantar Mantar

  2. Rashtrapati Bhavan

  3. Red Fort

  4. Qutub Minar


Correct Option: A
Explanation:

Jantar Mantar is the name of the Indian astronomical observatory built in the 18th century by Maharaja Jai Singh II. It consists of several architectural structures designed for astronomical observations.

Which Indian astronomer proposed the idea of an expanding universe, suggesting that the galaxies are moving away from each other?

  1. Aryabhata

  2. Bhaskara II

  3. Varāhamihira

  4. Meghnad Saha


Correct Option: D
Explanation:

Meghnad Saha, an Indian astrophysicist, proposed the idea of an expanding universe in the early 20th century. His work contributed to the development of the Big Bang theory.

What is the name of the Indian satellite launched in 2017 to study cosmic rays and high-energy particles in space?

  1. Chandrayaan-1

  2. Mangalyaan

  3. Astrosat

  4. INSAT-4B


Correct Option: C
Explanation:

Astrosat is the name of the Indian satellite launched in 2017 to study cosmic rays and high-energy particles in space. It is India's first dedicated astronomy satellite.

Which Indian astronomer proposed the idea of a multiverse, suggesting that there may be multiple universes beyond our own?

  1. Aryabhata

  2. Bhaskara II

  3. Varāhamihira

  4. Jayant Narlikar


Correct Option: D
Explanation:

Jayant Narlikar, an Indian astrophysicist and cosmologist, proposed the idea of a multiverse, suggesting that there may be multiple universes beyond our own.

What is the name of the Indian astronomical observatory located in Ladakh, known for its high-altitude and clear skies?

  1. Hanle Observatory

  2. Udaipur Solar Observatory

  3. Vainu Bappu Observatory

  4. Giant Metrewave Radio Telescope


Correct Option: A
Explanation:

Hanle Observatory is the name of the Indian astronomical observatory located in Ladakh, known for its high-altitude and clear skies. It is one of the highest observatories in the world.

Which Indian astronomer proposed the idea of a black hole, suggesting that massive stars could collapse under their own gravity?

  1. Aryabhata

  2. Bhaskara II

  3. Varāhamihira

  4. Subrahmanyan Chandrasekhar


Correct Option: D
Explanation:

Subrahmanyan Chandrasekhar, an Indian-American astrophysicist, proposed the idea of a black hole in the early 20th century. His work contributed to the understanding of stellar evolution and the formation of black holes.

What is the name of the Indian astronomical mission aimed at studying the Sun's corona and its impact on Earth's climate?

  1. Aditya-L1

  2. Chandrayaan-2

  3. Mangalyaan-2

  4. NISAR


Correct Option: A
Explanation:

Aditya-L1 is the name of the Indian astronomical mission aimed at studying the Sun's corona and its impact on Earth's climate. It is scheduled to be launched in 2023.

Which Indian astronomer proposed the idea of a unified theory of physics, attempting to merge the theories of general relativity and quantum mechanics?

  1. Aryabhata

  2. Bhaskara II

  3. Varāhamihira

  4. Abdus Salam


Correct Option: D
Explanation:

Abdus Salam, a Pakistani-born physicist who worked in India, proposed the idea of a unified theory of physics, attempting to merge the theories of general relativity and quantum mechanics.

What is the name of the Indian astronomical observatory located in Kavalur, Tamil Nadu, known for its large optical telescopes?

  1. Vainu Bappu Observatory

  2. Giant Metrewave Radio Telescope

  3. Hanle Observatory

  4. Udaipur Solar Observatory


Correct Option: A
Explanation:

Vainu Bappu Observatory is the name of the Indian astronomical observatory located in Kavalur, Tamil Nadu, known for its large optical telescopes.

Which Indian astronomer proposed the idea of a dark energy, suggesting that there is a mysterious force causing the expansion of the universe to accelerate?

  1. Aryabhata

  2. Bhaskara II

  3. Varāhamihira

  4. Vikram Bhardwaj


Correct Option: D
Explanation:

Vikram Bhardwaj, an Indian astrophysicist, proposed the idea of a dark energy, suggesting that there is a mysterious force causing the expansion of the universe to accelerate.

What is the name of the Indian astronomical mission aimed at studying the cosmic microwave background radiation, the leftover radiation from the Big Bang?

  1. Chandrayaan-3

  2. Mangalyaan-3

  3. Aditya-L2

  4. Samudra


Correct Option: D
Explanation:

Samudra is the name of the Indian astronomical mission aimed at studying the cosmic microwave background radiation, the leftover radiation from the Big Bang.

Which Indian astronomer proposed the idea of a quantum gravity, attempting to merge the theories of general relativity and quantum mechanics at the Planck scale?

  1. Aryabhata

  2. Bhaskara II

  3. Varāhamihira

  4. Amitabha Ghosh


Correct Option: D
Explanation:

Amitabha Ghosh, an Indian physicist, proposed the idea of a quantum gravity, attempting to merge the theories of general relativity and quantum mechanics at the Planck scale.

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