General Awareness ยท Science General

Indian Scientists and Scholars

3,166 Questions

Indian scientists and scholars questions cover significant contributions in astronomy, physics, and other scientific fields. These historical and contemporary achievements are vital for the general awareness sections of SSC and banking exams. Practice these questions to remember key scientific milestones and their inventors.

Indian astronomersPhysicists and inventionsSpace and satellite scientistsGeographers and historiansCinematography pioneersNuclear science contributions

Indian Scientists and Scholars Questions

Multiple choice

Which Indian scientist is known for his work on the propagation of cosmic rays in the Milky Way?

  1. S. N. Ghoshal

  2. R. K. Gupta

  3. D. P. Roy

  4. S. K. Gupta
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

S. N. Ghoshal is an eminent Indian physicist who has made significant contributions to the study of cosmic ray propagation in the Milky Way.

Multiple choice

Which Indian scientist is known for his contributions to the study of neutrino oscillations?

  1. S. N. Ghoshal

  2. R. K. Gupta

  3. D. P. Roy

  4. S. K. Gupta
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

R. K. Gupta is an eminent Indian physicist who has made significant contributions to the study of neutrino oscillations.

Multiple choice

The Visvesvaraya Industrial and Technological Museum in Bengaluru features an exhibit on the contributions of Indian mathematicians to computer science and information technology. Which mathematician is prominently featured in this exhibit?

  1. C. V. Raman

  2. Homi J. Bhabha

  3. S. Ramanujan

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

The Visvesvaraya Industrial and Technological Museum in Bengaluru has an exhibit highlighting the contributions of Indian mathematicians to computer science and information technology, prominently featuring Raj Reddy, a renowned computer scientist and Turing Award recipient.

Multiple choice

The Birla Planetarium in Kolkata has an exhibit dedicated to the astronomical contributions of Indian mathematicians. Which of the following is NOT a notable astronomer featured in this exhibit?

  1. Aryabhata

  2. Bhaskara II

  3. Varahamihira

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

The Birla Planetarium in Kolkata features exhibits on Indian astronomers like Aryabhata, Bhaskara II, and Varahamihira, but Nicolaus Copernicus is a Polish astronomer and not associated with Indian astronomy.

Multiple choice

Which Indian astronomer made significant contributions to the study of black holes and gravitational waves?

  1. Subrahmanyan Chandrasekhar

  2. Vikram Sarabhai

  3. Homi J. Bhabha

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

Subrahmanyan Chandrasekhar made significant contributions to the study of black holes and gravitational waves, earning him the Nobel Prize in Physics in 1983.

Multiple choice

What is the name of the Indian scientist who proposed the idea of a 'bouncing universe'?

  1. Vikram Sarabhai

  2. Subrahmanyan Chandrasekhar

  3. Jayant Narlikar

  4. Homi J. Bhabha
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Jayant Narlikar proposed the idea of a 'bouncing universe', an alternative to the Big Bang theory, suggesting that the universe undergoes cycles of expansion and contraction.

Multiple choice

Which Indian astronomer made significant contributions to the understanding of the cosmic microwave background radiation?

  1. Subrahmanyan Chandrasekhar

  2. Vikram Sarabhai

  3. Homi J. Bhabha

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

George Smoot, an American astronomer, made significant contributions to the understanding of the cosmic microwave background radiation, earning him the Nobel Prize in Physics in 2006.

Multiple choice

What is the name of the Indian scientist who proposed the idea of 'conformal gravity'?

  1. Abhay Ashtekar

  2. Vikram Sarabhai

  3. Subrahmanyan Chandrasekhar

  4. Homi J. Bhabha
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Abhay Ashtekar proposed the idea of 'conformal gravity', an alternative theory of gravity that aims to unify general relativity and quantum mechanics.

Multiple choice

What is the name of the Indian scientist who made significant contributions to the study of black hole accretion disks?

  1. Subrahmanyan Chandrasekhar

  2. Vikram Sarabhai

  3. Homi J. Bhabha

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

Sandip Pakvasa made significant contributions to the study of black hole accretion disks, providing insights into the behavior of matter around black holes.

Multiple choice

Which Indian astronomer played a key role in the discovery of the first extragalactic radio source?

  1. Subrahmanyan Chandrasekhar

  2. Vikram Sarabhai

  3. Homi J. Bhabha

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

Govind Swarup played a key role in the discovery of the first extragalactic radio source, Cygnus A, using the Ooty Radio Telescope.

Multiple choice

What is the name of the Indian scientist who proposed the idea of 'quantum gravity'?

  1. Abhay Ashtekar

  2. Vikram Sarabhai

  3. Subrahmanyan Chandrasekhar

  4. Homi J. Bhabha
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Abhay Ashtekar proposed the idea of 'quantum gravity', an attempt to unify general relativity and quantum mechanics at the Planck scale.

Multiple choice

What is the name of the Indian scientist who made significant contributions to the study of black hole thermodynamics?

  1. Subrahmanyan Chandrasekhar

  2. Vikram Sarabhai

  3. Homi J. Bhabha

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

Ashoke Sen made significant contributions to the study of black hole thermodynamics, providing insights into the entropy and temperature of black holes.

Multiple choice

Which Indian scientist is credited with developing the first indigenous X-ray telescope?

  1. Dr. Biman B. Nath

  2. Dr. Jayant V. Narlikar

  3. Dr. Yash Pal

  4. Dr. Vikram Sarabhai
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Dr. Biman B. Nath, a renowned Indian astrophysicist, is widely recognized for developing the first indigenous X-ray telescope in India.

Multiple choice

Which Indian scientist is known for his pioneering work in the field of gravitational waves?

  1. Dr. C. V. Vishveshwara

  2. Dr. S. Chandrasekhar

  3. Dr. Homi J. Bhabha

  4. Dr. A. P. J. Abdul Kalam
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Dr. C. V. Vishveshwara, an eminent Indian physicist, made significant contributions to the field of gravitational waves. His work laid the foundation for the eventual detection of gravitational waves by the Laser Interferometer Gravitational-Wave Observatory (LIGO).

Multiple choice

Which Indian scientist is known for his contributions to the development of the Atacama Large Millimeter Array (ALMA)?

  1. Dr. Jayant V. Narlikar

  2. Dr. Yash Pal

  3. Dr. Vikram Sarabhai

  4. Dr. R. N. Iyengar
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Dr. R. N. Iyengar, a renowned Indian astrophysicist, played a key role in the development of the Atacama Large Millimeter Array (ALMA). He led the Indian team that designed and built the ALMA Band 9 receivers.