General Awareness · 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

Which Indian mathematician is known for his work on the 'zeta function' and modular forms?

  1. Aryabhata

  2. Bhaskara II

  3. Srinivasa Ramanujan

  4. Madhava of Sangamagrama
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Srinivasa Ramanujan made significant contributions to the study of the 'zeta function' and modular forms, which are important areas of mathematics.

Multiple choice

Which Indian mathematician is known for his work on the 'Ramanujan conjecture'?

  1. Aryabhata

  2. Bhaskara II

  3. Srinivasa Ramanujan

  4. Madhava of Sangamagrama
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Srinivasa Ramanujan formulated the 'Ramanujan conjecture', which is a famous unsolved problem in mathematics related to the partition function.

Multiple choice

Which Indian mathematician is known for his work on the 'Hardy-Ramanujan theorem'?

  1. Aryabhata

  2. Bhaskara II

  3. Srinivasa Ramanujan

  4. Madhava of Sangamagrama
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Srinivasa Ramanujan collaborated with G.H. Hardy to develop the 'Hardy-Ramanujan theorem', which is a significant result in number theory.

Multiple choice

Which Indian mathematician is known for his work on the 'Ramanujan tau function'?

  1. Aryabhata

  2. Bhaskara II

  3. Srinivasa Ramanujan

  4. Madhava of Sangamagrama
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Srinivasa Ramanujan developed the 'Ramanujan tau function', which is a multiplicative function that plays a significant role in number theory.

Multiple choice

Who is considered the father of Indian trigonometry?

  1. Aryabhata

  2. Brahmagupta

  3. Bhaskara II

  4. Madhava of Sangamagrama
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Aryabhata is widely regarded as the father of Indian trigonometry due to his significant contributions to the field. He developed trigonometric functions and identities and applied them to astronomy and other fields.

Multiple choice

Which Indian mathematician introduced the concept of sine?

  1. Aryabhata

  2. Brahmagupta

  3. Bhaskara II

  4. Madhava of Sangamagrama
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Aryabhata introduced the concept of sine in his work, Aryabhatiya. He defined sine as the ratio of the length of the half-chord to the radius of a circle.

Multiple choice

Which Indian mathematician developed the formula for sine of an angle?

  1. Aryabhata

  2. Brahmagupta

  3. Bhaskara II

  4. Madhava of Sangamagrama
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Brahmagupta developed the formula for sine of an angle, which is given by sin(x) = (1 - cos(x))/2.

Multiple choice

What is the value of sine of 30 degrees according to Indian mathematicians?

  1. 1/2

  2. √3/2

  3. 1/√2

  4. √2/2
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Indian mathematicians, including Aryabhata and Brahmagupta, calculated the value of sine of 30 degrees to be 1/2.

Multiple choice

Which Indian mathematician developed the concept of cosine?

  1. Aryabhata

  2. Brahmagupta

  3. Bhaskara II

  4. Madhava of Sangamagrama
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Brahmagupta introduced the concept of cosine in his work, Brahmasphutasiddhanta. He defined cosine as the ratio of the length of the half-chord to the radius of a circle.

Multiple choice

Which Indian mathematician developed the formula for cosine of an angle?

  1. Aryabhata

  2. Brahmagupta

  3. Bhaskara II

  4. Madhava of Sangamagrama
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Brahmagupta developed the formula for cosine of an angle, which is given by cos(x) = (1 + cos(x))/2.

Multiple choice

Which Indian mathematician developed the concept of tangent?

  1. Aryabhata

  2. Brahmagupta

  3. Bhaskara II

  4. Madhava of Sangamagrama
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Bhaskara II introduced the concept of tangent in his work, Siddhanta Shiromani. He defined tangent as the ratio of the length of the half-chord to the radius of a circle.

Multiple choice

Which Indian mathematician developed the formula for tangent of an angle?

  1. Aryabhata

  2. Brahmagupta

  3. Bhaskara II

  4. Madhava of Sangamagrama
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Bhaskara II developed the formula for tangent of an angle, which is given by tan(x) = sin(x)/cos(x).

Multiple choice

What is the value of tangent of 45 degrees according to Indian mathematicians?

  1. 1

  2. √2

  3. 1/2

  4. √3/2
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Indian mathematicians, including Aryabhata and Bhaskara II, calculated the value of tangent of 45 degrees to be 1.

Multiple choice

Which Indian mathematician developed the concept of cotangent?

  1. Aryabhata

  2. Brahmagupta

  3. Bhaskara II

  4. Madhava of Sangamagrama
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Bhaskara II introduced the concept of cotangent in his work, Siddhanta Shiromani. He defined cotangent as the ratio of the radius of a circle to the length of the half-chord.

Multiple choice

Which Indian mathematician developed the formula for cotangent of an angle?

  1. Aryabhata

  2. Brahmagupta

  3. Bhaskara II

  4. Madhava of Sangamagrama
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Bhaskara II developed the formula for cotangent of an angle, which is given by cot(x) = cos(x)/sin(x).