The Siddhantasara and Astronomical Conciseness

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Number of Questions: 14
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Who is the author of the Siddhantasara?

  1. Aryabhata

  2. Brahmagupta

  3. Bhaskara II

  4. Varahamihira


Correct Option: A
Explanation:

Aryabhata is the author of the Siddhantasara.

In what year was the Siddhantasara written?

  1. 499

  2. 500

  3. 501

  4. 502


Correct Option: A
Explanation:

The Siddhantasara was written in 499.

What is the main topic of the Siddhantasara?

  1. Astronomy

  2. Mathematics

  3. Physics

  4. Philosophy


Correct Option: A
Explanation:

The main topic of the Siddhantasara is astronomy.

How many chapters does the Siddhantasara have?

  1. 12

  2. 13

  3. 14

  4. 15


Correct Option: B
Explanation:

The Siddhantasara has 13 chapters.

What is the name of the first chapter of the Siddhantasara?

  1. Introduction

  2. The Earth

  3. The Moon

  4. The Sun


Correct Option: A
Explanation:

The name of the first chapter of the Siddhantasara is Introduction.

What is the name of the last chapter of the Siddhantasara?

  1. The Stars

  2. The Planets

  3. Eclipses

  4. Conclusion


Correct Option: D
Explanation:

The name of the last chapter of the Siddhantasara is Conclusion.

What is the most important contribution of the Siddhantasara to astronomy?

  1. The heliocentric model of the solar system

  2. The geocentric model of the solar system

  3. The theory of gravity

  4. The theory of relativity


Correct Option: B
Explanation:

The most important contribution of the Siddhantasara to astronomy is the geocentric model of the solar system.

What is the name of the instrument that Aryabhata used to measure the Earth's circumference?

  1. The astrolabe

  2. The quadrant

  3. The sundial

  4. The gnomon


Correct Option: D
Explanation:

Aryabhata used the gnomon to measure the Earth's circumference.

What is the value of the Earth's circumference that Aryabhata calculated?

  1. 24,900 miles

  2. 25,000 miles

  3. 25,100 miles

  4. 25,200 miles


Correct Option: B
Explanation:

Aryabhata calculated the Earth's circumference to be 25,000 miles.

What is the name of the instrument that Aryabhata used to measure the distance to the Moon?

  1. The astrolabe

  2. The quadrant

  3. The sundial

  4. The gnomon


Correct Option: A
Explanation:

Aryabhata used the astrolabe to measure the distance to the Moon.

What is the value of the distance to the Moon that Aryabhata calculated?

  1. 238,855 miles

  2. 238,900 miles

  3. 239,000 miles

  4. 239,100 miles


Correct Option: B
Explanation:

Aryabhata calculated the distance to the Moon to be 238,900 miles.

What is the name of the instrument that Aryabhata used to measure the distance to the Sun?

  1. The astrolabe

  2. The quadrant

  3. The sundial

  4. The gnomon


Correct Option: B
Explanation:

Aryabhata used the quadrant to measure the distance to the Sun.

What is the value of the distance to the Sun that Aryabhata calculated?

  1. 93,000,000 miles

  2. 93,100,000 miles

  3. 93,200,000 miles

  4. 93,300,000 miles


Correct Option: B
Explanation:

Aryabhata calculated the distance to the Sun to be 93,100,000 miles.

What is the name of the instrument that Aryabhata used to measure the speed of light?

  1. The astrolabe

  2. The quadrant

  3. The sundial

  4. The gnomon


Correct Option:
Explanation:

Aryabhata did not measure the speed of light.

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