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 is known for his work on the formation and evolution of galaxies and his contributions to the understanding of the early universe?
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Tulika Pandey
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Jayant Narlikar
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Subrahmanyan Chandrasekhar
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Vikram Sarabhai
B
Correct answer
Explanation
Jayant Narlikar is a renowned Indian astrophysicist and cosmologist who has made significant contributions to the study of galaxies and the early universe. He is known for his work on the Hoyle-Narlikar theory of gravity and his contributions to the understanding of black holes and the Big Bang.
Which Indian astronomer is known for his work on the evolution of stars and his contributions to the understanding of supernovae?
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Tulika Pandey
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Jayant Narlikar
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Subrahmanyan Chandrasekhar
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Vikram Sarabhai
C
Correct answer
Explanation
Subrahmanyan Chandrasekhar was an Indian-American astrophysicist who made significant contributions to the study of stars and supernovae. He is known for his work on the Chandrasekhar limit, which determines the maximum mass of a white dwarf star, and his contributions to the understanding of the evolution of stars and the formation of black holes.
Which Indian astronomer is known for her work on the formation and evolution of planetary systems and her contributions to the understanding of exoplanets?
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Tulika Pandey
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Jayant Narlikar
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Subrahmanyan Chandrasekhar
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Vikram Sarabhai
A
Correct answer
Explanation
Tulika Pandey is an Indian astrophysicist who is known for her work on the formation and evolution of planetary systems and her contributions to the understanding of exoplanets. She has made significant contributions to the study of protoplanetary disks, the regions around young stars where planets are formed, and has helped identify several new exoplanets.
Which Indian astronomer is known for his work on the origin and evolution of the universe and his contributions to the understanding of black holes and cosmology?
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Tulika Pandey
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Jayant Narlikar
-
Subrahmanyan Chandrasekhar
-
Vikram Sarabhai
B
Correct answer
Explanation
Jayant Narlikar is a renowned Indian astrophysicist and cosmologist who has made significant contributions to the study of the origin and evolution of the universe. He is known for his work on the Hoyle-Narlikar theory of gravity, his contributions to the understanding of black holes, and his work on the early universe and cosmology.
Which Indian astronomer is known for his work on the formation and evolution of galaxies and his contributions to the understanding of dark matter and dark energy?
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Tulika Pandey
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Jayant Narlikar
-
Subrahmanyan Chandrasekhar
-
Vikram Sarabhai
B
Correct answer
Explanation
Jayant Narlikar is a renowned Indian astrophysicist and cosmologist who has made significant contributions to the study of the formation and evolution of galaxies. He is known for his work on the Hoyle-Narlikar theory of gravity, his contributions to the understanding of dark matter and dark energy, and his work on the early universe and cosmology.
Which Indian astronomer is known for her work on the formation and evolution of stars and her contributions to the understanding of stellar evolution and nucleosynthesis?
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Tulika Pandey
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Jayant Narlikar
-
Subrahmanyan Chandrasekhar
-
Vikram Sarabhai
A
Correct answer
Explanation
Tulika Pandey is an Indian astrophysicist who is known for her work on the formation and evolution of stars and her contributions to the understanding of stellar evolution and nucleosynthesis. She has made significant contributions to the study of protostellar disks, the regions around young stars where stars are formed, and has helped identify several new stars and stellar systems.
Which of the following mathematicians was not a member of the Indian Mathematical Society?
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S. Ramanujan
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C. V. Raman
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Homi J. Bhabha
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Meghnad Saha
B
Correct answer
Explanation
C. V. Raman was not a member of the Indian Mathematical Society.
Who was the first Indian astronomer to receive a PhD in astronomy?
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C. V. Raman
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S. Chandrasekhar
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M. N. Saha
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J. C. Bose
B
Correct answer
Explanation
S. Chandrasekhar was the first Indian astronomer to receive a PhD in astronomy, which he obtained from the University of Cambridge in 1933.
Which Indian scientist is known for his work on the theory of black holes?
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C. V. Raman
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S. Chandrasekhar
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M. N. Saha
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J. C. Bose
B
Correct answer
Explanation
S. Chandrasekhar is known for his work on the theory of black holes, for which he was awarded the Nobel Prize in Physics in 1983.
Which Indian scientist is known for his work on the theory of cosmic rays?
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C. V. Raman
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S. Chandrasekhar
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M. N. Saha
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J. C. Bose
C
Correct answer
Explanation
M. N. Saha is known for his work on the theory of cosmic rays, for which he was awarded the Padma Bhushan in 1954.
Which Indian scientist is known for his work on the theory of general relativity?
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C. V. Raman
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S. Chandrasekhar
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M. N. Saha
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J. C. Bose
A
Correct answer
Explanation
C. V. Raman is known for his work on the theory of general relativity, for which he was awarded the Nobel Prize in Physics in 1930.
Which Indian scientist is known for his work on the theory of quantum mechanics?
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C. V. Raman
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S. Chandrasekhar
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M. N. Saha
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J. C. Bose
B
Correct answer
Explanation
S. Chandrasekhar is known for his work on the theory of quantum mechanics, for which he was awarded the Nobel Prize in Physics in 1983.
Which Indian astrophysicist is renowned for his pioneering work on the theory of black holes and gravitational singularities?
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Subrahmanyan Chandrasekhar
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Vikram Sarabhai
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Homi J. Bhabha
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Meghnad Saha
A
Correct answer
Explanation
Subrahmanyan Chandrasekhar, an Indian-American astrophysicist, made significant contributions to the theory of black holes and gravitational singularities. His work laid the foundation for understanding the behavior of matter under extreme gravitational conditions.
Which Indian scientist proposed the theory of neutrino oscillations, a phenomenon that explains the observed deficit of solar neutrinos?
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C.V. Raman
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Homi J. Bhabha
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Meghnad Saha
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Satyendra Nath Bose
D
Correct answer
Explanation
Satyendra Nath Bose, an Indian physicist, proposed the theory of neutrino oscillations in 1956. This theory explains the observed deficit of solar neutrinos by suggesting that neutrinos can change from one type to another as they travel through space.
Which Indian astronomer discovered the first radio galaxy, Cygnus A, in 1946?
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Subrahmanyan Chandrasekhar
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J.C. Bhattacharya
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Meghnad Saha
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Vikram Sarabhai
B
Correct answer
Explanation
J.C. Bhattacharya, an Indian astronomer, discovered the first radio galaxy, Cygnus A, in 1946. This discovery marked a significant milestone in the field of radio astronomy and led to the identification of many more radio galaxies and quasars.