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
Who is known for developing the Saha ionization equation?
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C. V. Raman
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Homi J. Bhabha
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S. N. Bose
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Meghnad Saha
D
Correct answer
Explanation
Meghnad Saha is known for developing the Saha ionization equation, which describes the degree of ionization of atoms and molecules in a gas as a function of temperature and pressure. This equation has important applications in astrophysics and plasma physics.
Which Indian scientist is known for his work on nuclear physics?
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C. V. Raman
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Homi J. Bhabha
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S. N. Bose
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Raja Ramanna
D
Correct answer
Explanation
Raja Ramanna is known for his contributions to nuclear physics and his role in India's nuclear program. He was the director of the Bhabha Atomic Research Centre (BARC) and played a crucial role in the development of India's nuclear weapons program.
Who is credited with developing the first indigenous Indian computer?
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C. V. Raman
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Homi J. Bhabha
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S. N. Bose
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V. Rajaraman
D
Correct answer
Explanation
V. Rajaraman is credited with developing the first indigenous Indian computer, the TDC-12, in 1970. This marked a significant milestone in India's journey towards self-reliance in the field of computing.
Which Indian scientist is known for his work on the Green Revolution?
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C. V. Raman
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Homi J. Bhabha
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S. N. Bose
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M. S. Swaminathan
D
Correct answer
Explanation
M. S. Swaminathan is known for his contributions to the Green Revolution, which involved the introduction of high-yielding crop varieties, improved agricultural practices, and the use of fertilizers and pesticides. His work led to a significant increase in agricultural productivity in India and other developing countries.
Who is credited with developing the first Indian satellite, Aryabhata?
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C. V. Raman
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Homi J. Bhabha
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S. N. Bose
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U. R. Rao
D
Correct answer
Explanation
U. R. Rao is credited with developing the first Indian satellite, Aryabhata, which was launched in 1975. This marked a major milestone in India's space program and paved the way for subsequent satellite missions and advancements in space technology.
Which Indian scientist is known for his work on renewable energy sources?
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C. V. Raman
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Homi J. Bhabha
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S. N. Bose
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Farooq Abdullah
D
Correct answer
Explanation
Farooq Abdullah is known for his contributions to the development of renewable energy sources, particularly solar and wind energy. He played a key role in establishing the National Institute of Solar Energy (NISE) and promoting the use of renewable energy technologies in India.
Who is credited with developing the first Indian supercomputer, Param?
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C. V. Raman
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Homi J. Bhabha
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S. N. Bose
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Vijay Bhatkar
D
Correct answer
Explanation
Vijay Bhatkar is credited with developing the first Indian supercomputer, Param, in 1991. This marked a significant achievement in India's computing capabilities and laid the foundation for the development of more powerful supercomputers in the country.
Which Indian scientist is known for his work on the development of vaccines?
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C. V. Raman
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Homi J. Bhabha
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S. N. Bose
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G. P. Talwar
D
Correct answer
Explanation
G. P. Talwar is known for his contributions to the development of vaccines, including the indigenous rotavirus vaccine, Rotavac. His work has played a crucial role in reducing the incidence of rotavirus-related diseases in India and other developing countries.
Who is credited with developing the first Indian cryogenic engine for space applications?
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C. V. Raman
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Homi J. Bhabha
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S. N. Bose
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S. Somanath
D
Correct answer
Explanation
S. Somanath is credited with developing the first Indian cryogenic engine for space applications. This engine is crucial for enabling satellites to reach higher orbits and has played a significant role in India's space program.
Which Indian scientist is known for his work on nanotechnology?
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C. V. Raman
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Homi J. Bhabha
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S. N. Bose
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C. N. R. Rao
D
Correct answer
Explanation
C. N. R. Rao is known for his contributions to nanotechnology and materials science. He has made significant advancements in the synthesis and characterization of nanomaterials, leading to the development of novel materials with unique properties and applications.
Who is credited with developing the first Indian indigenous navigation system, NavIC?
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C. V. Raman
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Homi J. Bhabha
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S. N. Bose
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K. Sivan
D
Correct answer
Explanation
K. Sivan is credited with developing the first Indian indigenous navigation system, NavIC (Navigation with Indian Constellation). This system provides accurate positioning and navigation services to users in India and the surrounding region.
Who is considered the father of Indian radio?
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Jagdish Chandra Bose
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Meghnad Saha
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C.V. Raman
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Homi J. Bhabha
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Vikram Sarabhai
A
Correct answer
Explanation
Jagdish Chandra Bose is considered the father of Indian radio for his contributions to the development of radio technology in India.
Who is considered the father of Indian television?
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Satish Dhawan
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A.P.J. Abdul Kalam
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Vikram Sarabhai
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Homi J. Bhabha
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C.V. Raman
C
Correct answer
Explanation
Vikram Sarabhai is considered the father of Indian television for his contributions to the establishment and development of television in India.
Who is considered the father of the Internet in India?
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Sam Pitroda
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N. Vittal
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R. Chidambaram
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Deven Sharma
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Arun Shourie
A
Correct answer
Explanation
Sam Pitroda is considered the father of the Internet in India for his contributions to the establishment and development of the Internet in India.
Which Indian astronomer is known for his pioneering work on the classification of gamma-ray bursts?
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Ramnath Cowsik
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Govind Swarup
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Jayant Narlikar
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Subrahmanyan Chandrasekhar
A
Correct answer
Explanation
Ramnath Cowsik, a renowned Indian astrophysicist, made significant contributions to the study of gamma-ray bursts. He proposed a classification scheme for GRBs based on their temporal and spectral properties, which is widely used in the field.