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

Who among the following Indian astronomers proposed the Steady State Theory as an alternative to the Big Bang Theory?

  1. Meghnad Saha

  2. Subrahmanyan Chandrasekhar

  3. Harish-Chandra

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

Fred Hoyle, an Indian-born British astronomer, was a strong advocate of the Steady State Theory, which proposed that the Universe is continuously expanding and creating new matter.

Multiple choice

Which Indian astronomer is credited with developing the theory of Stellar Evolution?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Jayant Narlikar

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

Subrahmanyan Chandrasekhar, a Nobel laureate, made significant contributions to the theory of Stellar Evolution, including the Chandrasekhar Limit, which determines the fate of massive stars.

Multiple choice

Who among the following Indian astronomers is known for his work on Black Holes?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Jayant Narlikar

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

Subrahmanyan Chandrasekhar's research on Black Holes led to the development of the Chandrasekhar Limit, which determines the critical mass above which a star collapses into a Black Hole.

Multiple choice

Which Indian astronomer played a crucial role in establishing the Indian Institute of Astrophysics (IIA)?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Jayant Narlikar

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

Vikram Sarabhai, a visionary scientist and administrator, was instrumental in establishing the Indian Institute of Astrophysics (IIA), a leading research center in astronomy and astrophysics.

Multiple choice

Who among the following Indian astronomers is known for his work on the Cosmic Microwave Background Radiation (CMB)?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Jayant Narlikar

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

Pramod Kale, an Indian astrophysicist, has made significant contributions to the study of the Cosmic Microwave Background Radiation (CMB), providing insights into the early Universe.

Multiple choice

Which Indian astronomer is credited with developing the theory of Gravitational Collapse?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Jayant Narlikar

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

Subrahmanyan Chandrasekhar's work on Gravitational Collapse led to the development of the Chandrasekhar Limit, which determines the critical mass above which a star collapses under its own gravity.

Multiple choice

Who among the following Indian astronomers is known for his contributions to the field of Radio Astronomy?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Govind Swarup

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

Govind Swarup, an Indian radio astronomer, made significant contributions to the field of Radio Astronomy, including the development of the Giant Metrewave Radio Telescope (GMRT).

Multiple choice

Which Indian astronomer is credited with developing the theory of Accretion Disks?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Jayant Narlikar

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

Dipankar Bhattacharya, an Indian astrophysicist, is known for his work on Accretion Disks, which are crucial in understanding the behavior of compact objects like Black Holes and Neutron Stars.

Multiple choice

Who among the following Indian astronomers is known for his contributions to the study of Dark Matter?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Jayant Narlikar

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

Rashmi Sharma, an Indian astrophysicist, has made significant contributions to the study of Dark Matter, including the detection of Dark Matter halos around galaxies.

Multiple choice

Which Indian astronomer is credited with developing the theory of Stellar Pulsations?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Jayant Narlikar

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

Arvind Paranjpye, an Indian astrophysicist, is known for his work on Stellar Pulsations, which provides insights into the internal structure and evolution of stars.

Multiple choice

Who among the following Indian astronomers is known for his contributions to the field of X-ray Astronomy?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Jayant Narlikar

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

Biman Nath, an Indian astrophysicist, made significant contributions to the field of X-ray Astronomy, including the development of X-ray telescopes and the study of X-ray sources.

Multiple choice

Which Indian astronomer is credited with developing the theory of Supernovae?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Jayant Narlikar

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

T. Padmanabhan, an Indian astrophysicist, is known for his work on Supernovae, including the development of theoretical models for Supernova explosions.

Multiple choice

Who among the following Indian astronomers is known for his contributions to the study of Gravitational Waves?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Jayant Narlikar

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

Sanjeev Dhurandhar, an Indian physicist, has made significant contributions to the study of Gravitational Waves, including the development of instruments for detecting these waves.

Multiple choice

Which Indian astronomer is credited with developing the theory of Cosmic Strings?

  1. Subrahmanyan Chandrasekhar

  2. Harish-Chandra

  3. Jayant Narlikar

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

Amitabha Lahiri, an Indian cosmologist, is known for his work on Cosmic Strings, which are hypothetical one-dimensional objects that may have formed during the early Universe.

Multiple choice

Which Indian scientist is known for his contributions to the field of nuclear physics and is often referred to as the 'father of the Indian nuclear program'?

  1. C.V. Raman

  2. Homi J. Bhabha

  3. Vikram Sarabhai

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

Homi J. Bhabha is widely regarded as the 'father of the Indian nuclear program' for his contributions to the field of nuclear physics and his role in establishing India's nuclear research facilities.