General Awareness ยท Science General

Indian Scientists and Scholars

2,899 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 their work on developing theoretical models to explain dark energy?

  1. T. Padmanabhan

  2. Ashoke Sen

  3. C. Sivaram

  4. Amitabha Ghosh

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

T. Padmanabhan, an Indian theoretical physicist, has conducted extensive research on developing theoretical models to explain dark energy and its implications for cosmology.

Multiple choice

Which Indian scientist is known for their work on the observational constraints on dark energy using galaxy cluster data?

  1. Subrahmanyan Chandrasekhar

  2. Vikram Sarabhai

  3. Jayant Narlikar

  4. Homi J. Bhabha

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Subrahmanyan Chandrasekhar, an Indian astrophysicist and Nobel laureate, conducted extensive research on observational constraints on dark energy using galaxy cluster data.

Multiple choice

Which observatory in India is known for its contributions to the study of cosmic rays?

  1. Vainu Bappu Observatory

  2. Giant Metrewave Radio Telescope

  3. Aryabhatta Research Institute of Observational Sciences

  4. Tata Institute of Fundamental Research

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The TIFR has made significant contributions to the study of cosmic rays, high-energy particles that originate from outside our solar system, through projects like the High Altitude Gamma Ray Experiment (HAGAR).

Multiple choice

Who is considered the father of the Indian space program?

  1. Vikram Sarabhai

  2. A.P.J. Abdul Kalam

  3. Satish Dhawan

  4. G. Madhavan Nair

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Vikram Sarabhai is widely regarded as the father of the Indian space program due to his pioneering efforts in establishing ISRO and promoting space research in India.

Multiple choice

Which Indian scientist is known for his work on the formation of elliptical galaxies?

  1. Subrahmanyan Chandrasekhar

  2. Jayant Narlikar

  3. Govind Swarup

  4. Harish-Chandra

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Jayant Narlikar is an Indian astrophysicist and cosmologist who has made significant contributions to the study of galaxy formation. He is known for his work on the formation of elliptical galaxies, which are characterized by their smooth, featureless appearance and lack of spiral arms.

Multiple choice

Which Indian scientist is known for his work on the role of dark matter in galaxy formation?

  1. Subrahmanyan Chandrasekhar

  2. Jayant Narlikar

  3. Govind Swarup

  4. Harish-Chandra

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Subrahmanyan Chandrasekhar was an Indian-American astrophysicist who made significant contributions to the study of galaxy formation. He is known for his work on the role of dark matter in galaxy formation, which is the idea that galaxies are held together by a mysterious form of matter that does not emit light.

Multiple choice

Which Indian scientist is known for his work on the formation of spiral galaxies?

  1. Subrahmanyan Chandrasekhar

  2. Jayant Narlikar

  3. Govind Swarup

  4. Harish-Chandra

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Govind Swarup was an Indian radio astronomer who made significant contributions to the study of galaxy formation. He is known for his work on the formation of spiral galaxies, which are characterized by their distinctive spiral arms.

Multiple choice

Which Indian scientist is known for his work on the evolution of galaxies over time?

  1. Subrahmanyan Chandrasekhar

  2. Jayant Narlikar

  3. Govind Swarup

  4. Harish-Chandra

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Harish-Chandra was an Indian mathematician who made significant contributions to the study of galaxy formation. He is known for his work on the evolution of galaxies over time, which is the idea that galaxies change and evolve over time.

Multiple choice

Which Indian scientist is known for his work on the role of supernovae in galaxy formation?

  1. Subrahmanyan Chandrasekhar

  2. Jayant Narlikar

  3. Govind Swarup

  4. Harish-Chandra

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Subrahmanyan Chandrasekhar was an Indian-American astrophysicist who made significant contributions to the study of galaxy formation. He is known for his work on the role of supernovae in galaxy formation, which is the idea that galaxies are formed by the explosion of massive stars.

Multiple choice

Which Indian scientist is known for his work on the formation of dwarf galaxies?

  1. Subrahmanyan Chandrasekhar

  2. Jayant Narlikar

  3. Govind Swarup

  4. Harish-Chandra

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Govind Swarup was an Indian radio astronomer who made significant contributions to the study of galaxy formation. He is known for his work on the formation of dwarf galaxies, which are small galaxies that contain only a few billion stars.

Multiple choice

Which Indian scientist is known for his work on the role of dark energy in galaxy formation?

  1. Subrahmanyan Chandrasekhar

  2. Jayant Narlikar

  3. Govind Swarup

  4. Harish-Chandra

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Jayant Narlikar is an Indian astrophysicist and cosmologist who has made significant contributions to the study of galaxy formation. He is known for his work on the role of dark energy in galaxy formation, which is the idea that galaxies are expanding at an accelerating rate due to the presence of a mysterious force called dark energy.

Multiple choice

Which Indian scientist is known for his work on the formation of active galactic nuclei?

  1. Subrahmanyan Chandrasekhar

  2. Jayant Narlikar

  3. Govind Swarup

  4. Harish-Chandra

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Govind Swarup was an Indian radio astronomer who made significant contributions to the study of galaxy formation. He is known for his work on the formation of active galactic nuclei, which are the bright centers of galaxies that are powered by the accretion of matter onto a supermassive black hole.

Multiple choice

Which Indian astronomer proposed the theory of 'pulsating universe'?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Meghnad Saha

  4. Jayant Narlikar

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Jayant Narlikar is an Indian astronomer who proposed the theory of 'pulsating universe'. This theory suggests that the universe undergoes cycles of expansion and contraction.

Multiple choice

Which Indian astronomer is known for his work on the formation of galaxies?

  1. T. Padmanabhan

  2. Biman B. Nath

  3. Ram Gopal Vishwakarma

  4. Govind Swarup

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

T. Padmanabhan is an Indian astronomer who is known for his work on the formation of galaxies. He has proposed a theory called the 'cosmological constant theory' to explain the formation of galaxies.

Multiple choice

Which Indian astronomer is known for his work on the evolution of galaxies?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Meghnad Saha

  4. Jayant Narlikar

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Subrahmanyan Chandrasekhar is an Indian astronomer who is known for his work on the evolution of galaxies. He developed a theory called the 'Chandrasekhar limit' which explains the maximum mass of a white dwarf star.