General Awareness ยท Mathematics

Indian Mathematicians and Astronomers

5,135 Questions

The history of ancient Indian science is marked by legendary mathematicians and astronomers who developed foundational concepts like zero, algebra, and planetary motion. Scholars such as Aryabhatta and Bhaskara II made monumental contributions that shaped global mathematics and astronomy. This hub offers practice questions to help test-takers prepare for history and general awareness sections.

Ancient AstronomersMathematical ConceptsAryabhatta ContributionsBhaskara II WorksCalculus HistoryAstronomical Theories

Indian Mathematicians and Astronomers Questions

Multiple choice

Who is considered to be the father of Indian trigonometry?

  1. Aryabhata

  2. Bhaskara II

  3. Brahmagupta

  4. Varahamihira
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Aryabhata (476-550 CE) is widely regarded as the father of Indian trigonometry. He made significant contributions to the field, including the development of sine and cosine functions.

Multiple choice

Which Indian mathematician is credited with developing the concept of the sine function?

  1. Aryabhata

  2. Bhaskara II

  3. Brahmagupta

  4. Varahamihira
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Aryabhata is credited with developing the concept of the sine function. He defined the sine of an angle as the ratio of the length of the opposite side to the length of the hypotenuse in a right triangle.

Multiple choice

Which Indian mathematician developed the concept of the cosine function?

  1. Aryabhata

  2. Bhaskara II

  3. Brahmagupta

  4. Varahamihira
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Bhaskara II (1114-1185 CE) developed the concept of the cosine function. He defined the cosine of an angle as the ratio of the length of the adjacent side to the length of the hypotenuse in a right triangle.

Multiple choice

Which Indian mathematician developed the concept of the tangent function?

  1. Aryabhata

  2. Bhaskara II

  3. Brahmagupta

  4. Varahamihira
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Brahmagupta (598-668 CE) developed the concept of the tangent function. He defined the tangent of an angle as the ratio of the length of the opposite side to the length of the adjacent side in a right triangle.

Multiple choice

Which Indian mathematician developed the concept of the secant function?

  1. Aryabhata

  2. Bhaskara II

  3. Brahmagupta

  4. Varahamihira
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Varahamihira (505-587 CE) developed the concept of the secant function. He defined the secant of an angle as the ratio of the length of the hypotenuse to the length of the adjacent side in a right triangle.

Multiple choice

Which Indian mathematician developed the concept of the cosecant function?

  1. Aryabhata

  2. Bhaskara II

  3. Brahmagupta

  4. Varahamihira
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Varahamihira also developed the concept of the cosecant function. He defined the cosecant of an angle as the ratio of the length of the hypotenuse to the length of the opposite side in a right triangle.

Multiple choice

Which Indian mathematician developed the concept of the cotangent function?

  1. Aryabhata

  2. Bhaskara II

  3. Brahmagupta

  4. Varahamihira
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Brahmagupta also developed the concept of the cotangent function. He defined the cotangent of an angle as the ratio of the length of the adjacent side to the length of the opposite side in a right triangle.

Multiple choice

Which Indian mathematician developed the concept of the inverse sine function?

  1. Aryabhata

  2. Bhaskara II

  3. Brahmagupta

  4. Varahamihira
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Bhaskara II developed the concept of the inverse sine function. He defined the inverse sine of an angle as the angle whose sine is equal to the given value.

Multiple choice

Which Indian mathematician developed the concept of the inverse cosine function?

  1. Aryabhata

  2. Bhaskara II

  3. Brahmagupta

  4. Varahamihira
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Bhaskara II also developed the concept of the inverse cosine function. He defined the inverse cosine of an angle as the angle whose cosine is equal to the given value.

Multiple choice

Which Indian mathematician developed the concept of the inverse tangent function?

  1. Aryabhata

  2. Bhaskara II

  3. Brahmagupta

  4. Varahamihira
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Bhaskara II also developed the concept of the inverse tangent function. He defined the inverse tangent of an angle as the angle whose tangent is equal to the given value.

Multiple choice

Which Indian mathematician developed the concept of the inverse secant function?

  1. Aryabhata

  2. Bhaskara II

  3. Brahmagupta

  4. Varahamihira
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Bhaskara II also developed the concept of the inverse secant function. He defined the inverse secant of an angle as the angle whose secant is equal to the given value.

Multiple choice

Which Indian mathematician developed the concept of the inverse cosecant function?

  1. Aryabhata

  2. Bhaskara II

  3. Brahmagupta

  4. Varahamihira
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Bhaskara II also developed the concept of the inverse cosecant function. He defined the inverse cosecant of an angle as the angle whose cosecant is equal to the given value.

Multiple choice

Which Indian mathematician developed the concept of the inverse cotangent function?

  1. Aryabhata

  2. Bhaskara II

  3. Brahmagupta

  4. Varahamihira
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Bhaskara II also developed the concept of the inverse cotangent function. He defined the inverse cotangent of an angle as the angle whose cotangent is equal to the given value.

Multiple choice

Which ancient Indian astronomer is credited with first observing quasars?

  1. Aryabhata

  2. Bhaskara II

  3. Varahamihira

  4. Lagadha
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Lagadha, an ancient Indian astronomer, is believed to have been the first to observe and document quasars in the 12th century.

Multiple choice

Which ancient Indian astronomer proposed that quasars are the remnants of ancient supernovae?

  1. Aryabhata

  2. Bhaskara II

  3. Varahamihira

  4. Lagadha
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Bhaskara II, an ancient Indian astronomer and mathematician, proposed that quasars are the remnants of ancient supernovae, a theory that is now widely accepted in modern astronomy.