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
Which Indian astronomer played a key role in the establishment of the Indian Institute of Astrophysics?
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Subrahmanyan Chandrasekhar
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Harlow Shapley
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Vikram Sarabhai
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M.K. Vainu Bappu
C
Correct answer
Explanation
Vikram Sarabhai, a visionary Indian scientist and administrator, played a pivotal role in the establishment of the Indian Institute of Astrophysics (IIA) in 1971. He recognized the importance of astronomical research and provided leadership in setting up this premier institution dedicated to astrophysics and space science.
Which Indian astronomer made significant contributions to the study of the Orion Nebula?
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Subrahmanyan Chandrasekhar
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Harlow Shapley
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Vikram Sarabhai
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T.P. Bhaskaran
D
Correct answer
Explanation
T.P. Bhaskaran conducted extensive research on the Orion Nebula, one of the most prominent and well-studied nebulae in the night sky. He investigated its structure, dynamics, and chemical composition, providing valuable insights into the formation and evolution of nebulae.
Which Indian astronomer played a crucial role in the development of the Indian Space Research Organization (ISRO)?
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Subrahmanyan Chandrasekhar
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Harlow Shapley
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Vikram Sarabhai
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M.K. Vainu Bappu
C
Correct answer
Explanation
Vikram Sarabhai, often referred to as the 'Father of the Indian Space Program,' played a pivotal role in the establishment and development of the Indian Space Research Organization (ISRO). He envisioned India's potential in space exploration and laid the foundation for the country's successful space missions.
Which Indian astronomer is known for his pioneering work on the evolution of planetary nebulae?
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Subrahmanyan Chandrasekhar
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Harish-Chandra
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Meghnad Saha
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Vikram Sarabhai
A
Correct answer
Explanation
Subrahmanyan Chandrasekhar made significant contributions to the study of planetary nebulae, including the development of the theory of radiative transfer in nebulae and the discovery of the Chandrasekhar limit, which is the maximum mass of a white dwarf star.
Which Indian astronomer is known for his work on the chemical composition of nebulae?
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T.P. Prabhu
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U.R. Rao
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G. Swarup
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M.K. Vainu Bappu
A
Correct answer
Explanation
T.P. Prabhu is an Indian astronomer who has made significant contributions to the study of the chemical composition of nebulae. He has used spectroscopic observations to determine the abundances of various elements in nebulae, providing insights into their formation and evolution.
Which Indian astronomer is known for his work on the dynamics of nebulae?
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Jayant Narlikar
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Govind Swarup
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R.P. Kudritzki
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S.K. Trehan
A
Correct answer
Explanation
Jayant Narlikar is an Indian astronomer who has made significant contributions to the study of the dynamics of nebulae. He has developed theoretical models to explain the observed motions of gas and dust in nebulae, providing insights into their formation and evolution.
Which Indian astronomer is known for his work on the infrared emission from nebulae?
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T.P. Prabhu
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U.R. Rao
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G. Swarup
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M.K. Vainu Bappu
A
Correct answer
Explanation
T.P. Prabhu is an Indian astronomer who has made significant contributions to the study of the infrared emission from nebulae. He has used infrared observations to determine the temperatures and densities of nebulae, providing insights into their physical properties and evolution.
Which Indian astronomer is known for his work on the magnetic fields in nebulae?
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Jayant Narlikar
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Govind Swarup
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R.P. Kudritzki
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S.K. Trehan
C
Correct answer
Explanation
R.P. Kudritzki is an Indian astronomer who has made significant contributions to the study of magnetic fields in nebulae. He has used spectroscopic observations to determine the strength and orientation of magnetic fields in nebulae, providing insights into their formation and evolution.
Which Indian astronomer is known for his work on the role of turbulence in nebulae evolution?
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Jayant Narlikar
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Govind Swarup
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R.P. Kudritzki
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S.K. Trehan
D
Correct answer
Explanation
S.K. Trehan is an Indian astronomer who has made significant contributions to the study of the role of turbulence in nebulae evolution. He has developed theoretical models to explain the observed properties of turbulent nebulae, providing insights into their formation and evolution.
Which Indian astronomer is known for his work on the interaction between nebulae and their surroundings?
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Jayant Narlikar
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Govind Swarup
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R.P. Kudritzki
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S.K. Trehan
B
Correct answer
Explanation
Govind Swarup is an Indian astronomer who has made significant contributions to the study of the interaction between nebulae and their surroundings. He has used radio observations to investigate the effects of stellar winds and supernova explosions on nebulae, providing insights into their evolution.
Which of the following is considered the father of Indian anthropology?
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Verrier Elwin
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Nirmal Kumar Bose
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S. C. Dube
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G. S. Ghurye
D
Correct answer
Explanation
G. S. Ghurye is widely regarded as the father of Indian anthropology. He was a prominent anthropologist who made significant contributions to the field, including the study of caste, kinship, and religion in India.
Who is considered the father of modern Indian astronomy?
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Meghnad Saha
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Subrahmanyan Chandrasekhar
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Vikram Sarabhai
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Harish-Chandra
A
Correct answer
Explanation
Meghnad Saha is widely regarded as the father of modern Indian astronomy due to his pioneering work in astrophysics and his contributions to the development of astronomy in India.
Which Indian astronomer played a significant role in the discovery of the first radio supernova?
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Govind Swarup
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Jayant Narlikar
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T. Padmanabhan
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R. C. Majumdar
A
Correct answer
Explanation
Govind Swarup was the director of the Giant Metrewave Radio Telescope (GMRT) when it detected the first radio supernova, SN 1979C, in 1979.
Which Indian astronomer is known for his work on the evolution of supernova remnants?
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Ramnath Cowsik
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Arvind Paranjpye
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Biman B. Nath
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Dipankar Bhattacharya
C
Correct answer
Explanation
Biman B. Nath is a renowned astrophysicist who has made significant contributions to the study of supernova remnants and their evolution.
Who is the first Indian astronomer to observe a supernova in real-time?
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Jayant Narlikar
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Arvind Paranjpye
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Ramnath Cowsik
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Vikram Sarabhai
B
Correct answer
Explanation
Arvind Paranjpye was the first Indian astronomer to observe a supernova in real-time, SN 1987A, using the 1.2-meter telescope at the Vainu Bappu Observatory in Kavalur, India.