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.

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Indian Scientists and Scholars Questions

Multiple choice

Which Indian scientist is known for his work on the dynamical evolution of asteroids?

  1. Dr. R. Rajagopal

  2. Dr. S. K. Chakrabarti

  3. Dr. B. G. Sidharth

  4. Dr. J. N. Goswami
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Dr. J. N. Goswami, an Indian astronomer, is known for his extensive research on the dynamical evolution of asteroids and their role in the formation of the solar system.

Multiple choice

Who is the first Indian scientist to receive the 'Asteroid Day Impact Award'?

  1. Dr. R. Rajagopal

  2. Dr. S. K. Chakrabarti

  3. Dr. B. G. Sidharth

  4. Dr. A. S. Ramakrishnan
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Dr. R. Rajagopal, an Indian astronomer, was the first Indian scientist to receive the 'Asteroid Day Impact Award' in 2016 for his contributions to asteroid research.

Multiple choice

Which Indian scientist is known for his work on the physical properties of asteroids?

  1. Dr. R. Rajagopal

  2. Dr. S. K. Chakrabarti

  3. Dr. B. G. Sidharth

  4. Dr. A. S. Ramakrishnan
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Dr. S. K. Chakrabarti, an Indian astronomer, is known for his work on the physical properties of asteroids, including their composition, structure, and surface features.

Multiple choice

Who is the first Indian scientist to discover a near-Earth asteroid?

  1. Dr. R. Rajagopal

  2. Dr. S. K. Chakrabarti

  3. Dr. B. G. Sidharth

  4. Dr. A. S. Ramakrishnan
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Dr. R. Rajagopal, an Indian astronomer, discovered the near-Earth asteroid 1986 DA in 1986, making him the first Indian scientist to discover a near-Earth asteroid.

Multiple choice

Which Indian scientist is known for his work on the origin and evolution of asteroids?

  1. Dr. R. Rajagopal

  2. Dr. S. K. Chakrabarti

  3. Dr. B. G. Sidharth

  4. Dr. J. N. Goswami
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Dr. J. N. Goswami, an Indian astronomer, is known for his work on the origin and evolution of asteroids, including their formation and subsequent dynamical evolution.

Multiple choice

Who is the first Indian scientist to discover an asteroid belt asteroid?

  1. Dr. R. Rajagopal

  2. Dr. S. K. Chakrabarti

  3. Dr. B. G. Sidharth

  4. Dr. A. S. Ramakrishnan
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Dr. R. Rajagopal, an Indian astronomer, discovered the asteroid belt asteroid 1983 TB in 1983, making him the first Indian scientist to discover an asteroid belt asteroid.

Multiple choice

Which Indian scientist is known for his work on the orbital dynamics of asteroids?

  1. Dr. R. Rajagopal

  2. Dr. S. K. Chakrabarti

  3. Dr. B. G. Sidharth

  4. Dr. J. N. Goswami
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Dr. J. N. Goswami, an Indian astronomer, is known for his work on the orbital dynamics of asteroids, including their motion around the Sun and their interactions with other celestial bodies.

Multiple choice

Who is the first Indian scientist to discover a Jupiter Trojan asteroid?

  1. Dr. R. Rajagopal

  2. Dr. S. K. Chakrabarti

  3. Dr. B. G. Sidharth

  4. Dr. A. S. Ramakrishnan
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Dr. S. K. Chakrabarti, an Indian astronomer, discovered the Jupiter Trojan asteroid 1907 Hektor in 1907, making him the first Indian scientist to discover a Jupiter Trojan asteroid.

Multiple choice

Which Indian scientist is known for his work on the composition and structure of asteroids?

  1. Dr. R. Rajagopal

  2. Dr. S. K. Chakrabarti

  3. Dr. B. G. Sidharth

  4. Dr. A. S. Ramakrishnan
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Dr. B. G. Sidharth, an Indian astronomer, is known for his work on the composition and structure of asteroids, including their mineralogical and chemical properties.

Multiple choice

Who is the first Indian scientist to discover a Mars-crossing asteroid?

  1. Dr. R. Rajagopal

  2. Dr. S. K. Chakrabarti

  3. Dr. B. G. Sidharth

  4. Dr. A. S. Ramakrishnan
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Dr. R. Rajagopal, an Indian astronomer, discovered the Mars-crossing asteroid 1982 DB in 1982, making him the first Indian scientist to discover a Mars-crossing asteroid.

Multiple choice

Which Indian scientist is known for his work on the detection and characterization of asteroids?

  1. Dr. R. Rajagopal

  2. Dr. S. K. Chakrabarti

  3. Dr. B. G. Sidharth

  4. Dr. A. S. Ramakrishnan
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Dr. A. S. Ramakrishnan, an Indian astronomer, is known for his work on the detection and characterization of asteroids, including their size, shape, and rotation.

Multiple choice

Who was the first director of the Wadia Institute of Himalayan Geology (WIHG)?

  1. Dr. A.P. Tewari

  2. Dr. V.K. Raina

  3. Dr. D.P. Dhoundial

  4. Dr. S.P. Saxena
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Dr. A.P. Tewari was the first director of the Wadia Institute of Himalayan Geology (WIHG).

Multiple choice

Which Indian astronomer played a crucial role in the development of the theory of galaxy redshift?

  1. Meghnad Saha

  2. Subrahmanyan Chandrasekhar

  3. Harish-Chandra

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

Subrahmanyan Chandrasekhar, a renowned Indian-American astrophysicist, made significant contributions to the development of the theory of galaxy redshift. His work on the transfer of radiative energy in stellar atmospheres helped explain the observed redshift of galaxies.

Multiple choice

Which Indian astronomer is known for his work on the redshift-magnitude relation?

  1. Jayant Narlikar

  2. Govind Swarup

  3. T. Padmanabhan

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

Jayant Narlikar, an eminent Indian astrophysicist and cosmologist, is known for his work on the redshift-magnitude relation. He proposed a theory that relates the redshift of galaxies to their absolute magnitude, providing insights into the evolution of galaxies.

Multiple choice

Which Indian astronomer made significant contributions to the study of galaxy clusters and their redshift distribution?

  1. S. Chandrasekhar

  2. Harish-Chandra

  3. Govind Swarup

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

Govind Swarup, a distinguished Indian radio astronomer, made significant contributions to the study of galaxy clusters and their redshift distribution. He used radio observations to investigate the properties and evolution of galaxy clusters, providing valuable insights into the large-scale structure of the universe.