Modern Scientists — Set 3
Inventions · आधुनिक वैज्ञानिक · Questions 21–30 of 60
Who developed the 'Ramachandran Plot' to understand protein structures?
Correct Answer: A. G.N. Ramachandran
G.N. Ramachandran was a physicist who discovered the triple helical structure of collagen. The Ramachandran Plot is a fundamental tool used in structural biology to validate protein models. He is considered one of the greatest scientists to come from modern India.
Which scientist was the lead architect of the first Indian satellite, Aryabhata?
Correct Answer: A. U.R. Rao
U.R. Rao was the Chairman of ISRO during the successful launch of Aryabhata in 1975. He was inducted into the Satellite Hall of Fame in Washington, becoming the first Indian to receive this honor. He also played a vital role in the development of INSAT and ASLV.
Which Indian mathematician developed a method for library classification called the Colon Classification?
Correct Answer: B. S.R. Ranganathan
S.R. Ranganathan is considered the 'Father of Library Science' in India. He developed the 'Five Laws of Library Science' which are fundamental principles in the field. His classification system allowed for a more flexible and detailed organization of knowledge.
Who is known for his work in the field of Solid State and Materials Chemistry and has been awarded the Bharat Ratna?
Correct Answer: B. C.N.R. Rao
C.N.R. Rao has authored over 1,600 research papers and nearly 50 books in materials science. He currently serves as the Head of the Scientific Advisory Council to the Prime Minister of India. He was awarded the Bharat Ratna in 2014 for his lifelong contribution to science.
Which Indian computer scientist led the team that developed the PARAM 8000 supercomputer?
Correct Answer: B. Vijay Bhatkar
Vijay Bhatkar is known as the architect of India's national initiative in supercomputing. Under his leadership, C-DAC developed the PARAM series after India was denied access to foreign supercomputers. He has received numerous awards including the Padma Bhushan.
Who is the famous Indian-American astrophysicist who shared the Nobel Prize for the study of physical processes important to the structure of stars?
Correct Answer: A. S. Chandrasekhar
Subrahmanyan Chandrasekhar's mathematical models explained how stars evolve and collapse. He spent most of his professional career at the University of Chicago and the Yerkes Observatory. The NASA Chandra X-ray Observatory is named in his honor.
Which scientist is known as the 'Father of Fibre Optics'?
Correct Answer: C. Narinder Singh Kapany
Narinder Singh Kapany was an Indian-American physicist who first demonstrated the transmission of images through bundles of optical fibers. His research revolutionized medical imaging and modern telecommunications. Fortune magazine named him one of the 'Unsung Heroes' of the 20th century.
Which Indian engineer and statesman is celebrated on Engineer's Day (Sept 15)?
Correct Answer: D. M. Visvesvaraya
Sir M. Visvesvaraya was the chief engineer of the Krishna Raja Sagara dam in Mysore. He was awarded the Bharat Ratna in 1955 for his contribution to public works and industrialization. His birthday is celebrated as Engineer's Day across India to honor his legacy.
Who is the inventor of the Pentium chip and often called the 'Father of Pentium'?
Correct Answer: B. Vinod Dham
Vinod Dham is an engineer who led the team at Intel that developed the highly successful Pentium microprocessor. This chip was a major leap in personal computing performance in the 1990s. He later became a prominent venture capitalist in the technology sector.
Who founded the Indian Institute of Science (IISc) in Bangalore along with Jamsetji Tata?
Correct Answer: D. Morris Travers
Morris Travers was a British chemist who served as the first director of IISc, which was established through the vision of Jamsetji Tata. IISc has become India's premier institute for advanced scientific research and education. Travers was also the co-discoverer of neon, krypton, and xenon.