Sir Chandrasekhara Venkata Raman (C.V Raman) General Knowledge Quiz Question Answers
General Knowledge Questions Answers about C.V. Raman on National Science Day – 28 February
CV Raman’s Important Details
India celebrates February 28 every year as National Science Day. It commemorates the discovery of Raman Effect by CV Raman on this day in 1928.
Born | Chandrasekhara Venkata Raman |
---|---|
Birthdate | 7 November 1888 |
Birthplace | Tiruchirapalli, Madras Presidency, British India (now Tamil Nadu, India) |
Died | 21 November 1970 (aged 82) |
Place of Death | Bangalore, Mysore, India |
Alma Mater | University of Madras (B.A., M.A.) |
Known for | Raman scattering (Raman effect), Raman spectroscopy |
Spouse | Lokasundari Ammal (m. 1907) |
Children | Venkatraman Radhakrishnan and Chandrasekhar (Raja) Raman |
Awards | Fellow of the Royal Society (1924), Matteucci Medal (1928), Knight Bachelor (1930), Hughes Medal (1930), Nobel Prize in Physics (1930), Bharat Ratna (1954), Lenin Peace Prize (1957) |
Scientific Fields | Physics |
Institutions | Indian Finance Department, Rajabazar Science College (University of Calcutta), Indian Association for the Cultivation of Science, Indian Institute of Science, Raman Research Institute |
National Science Day Quiz Questions and Answers
Class 1 – 10 GK MCQ Science Question and Answers about Sir C.V. Raman. The Students of 1st, 2nd, 3rd, 4th, 5th, 6th, 7th, 8th, 9th and 10th Grade get here all Important GK Q&As on Sir C.V. Raman’s Life, Education, Birth and death.
40 general Knowledge Questions and Answers about Sir Chandrasekhara Venkata Raman:
Q: Who was Sir Chandrasekhara Venkata Raman?
A: He was an Indian physicist known for his work in the field of light scattering.
Q: What is Raman best known for in the field of physics?
A: He is best known for discovering the Raman effect or Raman scattering.
Q: What did the Sir Raman effect demonstrate?
A: The Raman effect demonstrated that when light traverses a transparent material, the deflected light changes its wavelength and frequency.
Q: In what year did Sir Raman receive the Nobel Prize in Physics?
A: He received the Nobel Prize in Physics in 1930.
Q: For what discovery was Raman awarded the Nobel Prize?
A: He was awarded the Nobel Prize for his discovery of the Raman effect.
Q: Was Raman the first Asian to receive a Nobel Prize in science?
A: Yes, he was the first Asian to receive a Nobel Prize in any branch of science.
Q: What is the significance of 28 February 1928 in relation to Raman?
A: This is the date when the Raman effect was discovered.
Q: How is 28 February celebrated in India?
A: It is celebrated as National Science Day.
Q: Where was Raman born?
A: Raman was born to Tamil Brahmin parents.
Q: At what age did Raman complete his secondary education?
A: He completed his secondary education at the age of 11.
Q: From which college did Raman graduate with honors in physics?
A: He graduated from Presidency College.
Q: At what age did Raman top the bachelor’s degree examination of the University of Madras?
A: He was 16 years old.
Q: What was the topic of Dr. CV Raman’s first research paper?
A: His first research paper was on the diffraction of light.
Q: What significant position did Raman take up at age 19?
A: He joined the Indian Finance Service in Calcutta as Assistant Accountant General.
Q: Which institution did Raman become associated with in Calcutta?
A: He became acquainted with the Indian Association for the Cultivation of Science (IACS).
Q: What was Raman’s major contribution in the fields of physics while in Calcutta?
A: His major contributions were in the fields of acoustics and optics.
Q: In what year was Raman appointed the first Palit Professor of Physics?
A: He was appointed in 1917.
Q: What motivated Dr. Raman to challenge the prevailing explanation for the blue color of the sea?
A: Seeing the Mediterranean Sea during his first trip to Europe motivated him.
Q: What significant journal did Raman found in 1926?
A: He founded the Indian Journal of Physics.
Q: When did Raman move to Bangalore?
A: He moved to Bangalore in 1933.
Q: What significant position did Raman hold at the Indian Institute of Science?
A: He became the first Indian director of the institute.
Q: Which academy did Raman establish in 1933?
A: He established the Indian Academy of Sciences.
Q: What research institution did Raman establish in 1948?
A: He established the Dr. Raman Research Institute.
Q: Until when did C.V Raman work at the Raman Research Institute?
A: He worked there until his last days.
Q: What was Raman’s educational achievement by the age of 13?
A: He completed his higher secondary education.
Q: What title was CV Raman awarded by the British Royal Society?
A: He was awarded Fellow of the Royal Society (FRS).
Q: How did Raman contribute to the field of acoustics?
A: He made major contributions through his independent research.
Q: Where did Raman’s passion for science research begin?
A: His passion began while he was working in Calcutta and became acquainted with IACS.
Q: What was Raman’s age when he obtained his master’s degree?
A: He obtained his master’s degree at the age of 18.
Q: Why did Raman challenge the theory about the blue color of the sea?
A: He believed the prevailing explanation, that it was due to reflected Rayleigh-scattered light from the sky, was incorrect.
Q: What was Raman’s educational level when he published his first research paper?
A: He was a graduate student.
Q: In which city did Dr. C.V Raman establish the Indian Journal of Physics?
A: He established it while he was in India, but the city is not specified in the text.
Q: What was the unique feature of the spectrograph developed by Raman?
A: The spectrograph was used to discover the Raman effect.
Q: Who was Raman’s student involved in the discovery of the Raman effect?
A: His student was K. S. Krishnan.
Q: What phenomenon did Sir C.V Raman and Krishnan call their discovery initially?
A: They initially called it “modified scattering.”
Q: At what age did Raman join the Indian Finance Service?
A: He joined at the age of 19.
Q: Which position did Raman hold at the Rajabazar Science College?
A: He was the Palit Professor of Physics.
Q: What inspired Raman to establish the Indian Academy of Sciences?
A: His dedication to advancing science in India inspired him.
Q: How did Raman contribute to Indian science after moving to Bangalore?
A: He contributed by becoming the director of the Indian Institute of Science and founding the Indian Academy of Sciences.
Q: What legacy did Raman leave behind in the field of physics?
A: His legacy includes the discovery of the Raman effect and significant contributions to acoustics, optics, and the establishment of scientific institutions in India.
40 General Knowledge Questions and Answers about C.V. Raman’s Early Life and Education
C.V. Raman’s early life and education, here are 40 questions and answers:
Q: Where was C.V. Raman born?
A: He was born in Tiruchirappalli in the Madras Presidency of British India.
Q: To what community did Raman’s parents belong?
A: They belonged to the Iyer Brahmin community.
Q: How many siblings did Dr. CV Raman have?
A: He was the second of eight siblings.
Q: What was Raman’s father’s profession?
A: His father was a teacher at a local high school.
Q: What was the monthly salary of Raman’s father at the time of his birth?
A: His father earned ten rupees per month.
Q: To which city did Raman’s family move in 1892?
A: His family moved to Visakhapatnam in Andhra Pradesh.
Q: At what age did Raman pass matriculation?
A: He passed matriculation at age 11.
Q: What examination did Raman pass at age 13?
A: He passed the First Examination in Arts.
Q: Where did Raman receive his early education?
A: He was educated at the St Aloysius’ Anglo-Indian High School in Visakhapatnam.
Q: Which college did Raman join in 1902?
A: He joined Presidency College in Madras.
Q: What degree did Raman obtain in 1904 from the University of Madras?
A: He obtained a B.A. degree.
Q: At what age did Raman publish his first scientific paper?
A: He published it at age 18.
Q: What was the title of Raman’s first scientific paper?
A: The title was “Unsymmetrical diffraction bands due to a rectangular aperture.”
Q: In what year did Raman earn his M.A. degree?
A: He earned it in 1907.
Q: What was the subject of Raman’s second paper?
A: It was on the surface tension of liquids.
Q: Who was the famous scientist who started communicating with Raman after his second publication?
A: Lord Rayleigh.
Q: Who encouraged Dr. Raman to continue his research in England?
A: His physics teacher, Rhishard Llewellyn Jones.
Q: Why was Raman discouraged from traveling to England for his health?
A: An inspection by Colonel (Sir Gerald) Giffard revealed that he would not withstand the harsh weathers due to his poor health.
Q: What illness was Raman wrongly predicted to die from?
A: He was wrongly predicted to die of tuberculosis.
Q: How did Raman perform in the Andhra Pradesh school board examinations?
A: He secured the first position in both the matriculation and the First Examination in Arts.
Q: What were Raman’s subjects of distinction when he obtained his M.A. degree?
A: He earned the degree with highest distinction, but the specific subjects are not mentioned.
Q: Where was Raman’s first paper published?
A: It was published in the British journal Philosophical Magazine.
Q: What recognition did Raman receive during his B.A. degree?
A: He stood first and won gold medals in physics and English.
Q: What was Raman’s father’s new position in Visakhapatnam?
A: He was appointed to the faculty of physics at Mrs A.V. Narasimha Rao College.
Q: What was Raman’s reaction to his predicted health fate?
A: He recalled the incident later, indicating he did not believe the dire prediction.
Q: What did Raman’s father teach in Madras?
A: He taught mathematics and physics.
Q: How did Raman describe his own birth in terms of his family’s financial status?
A: He said, “I was born with a copper spoon in my mouth.”
Q: What significant relationship did Raman develop through his scientific publications?
A: He developed a correspondence with Lord Rayleigh.
Q: At what age did Raman earn scholarships?
A: He earned scholarships at age 13.
Q: What health condition was Raman considered to have during his youth?
A: He was considered a “weakling.”
Q: Who was the Colonel that examined Dr. Raman’s health for his trip to England?
A: Colonel (Sir Gerald) Giffard.
Q: What did Raman’s teacher, Mr. Jones, want for his academic future?
A: He insisted that Raman continue his research in England.
Q: What influenced Raman’s family to move from Tiruchirappalli?
A: His father’s job appointment in Visakhapatnam.
Q: What distinguished Raman from his peers in school and college?
A: His exceptional academic performance, securing first positions and scholarships.
Q: What was the reaction of the academic community to Raman’s early research?
A: His work was well-received, leading to correspondence with established scientists like Lord Rayleigh.
Q: How did Raman’s upbringing influence his scientific career?
A: Despite financial constraints and health issues, his family’s support and his own perseverance shaped his career.
Q: What was unique about Dr. Raman’s educational achievements at a young age?
A: His ability to pass significant examinations and publish scientific papers while still a student.
Q: How did the environment in Visakhapatnam contribute to Raman’s education?
A: Moving there provided him with better educational opportunities, including schooling and his father’s academic influence.
Q: Describe Dr. Raman’s early signs of interest in physics?
A: His early research and publications, particularly in areas like diffraction and surface tension, indicated his deep interest in physics.
Q: What role did Raman’s family play in his early education?
A: His family’s relocation for his father’s job and their support enabled his early education and entry into prestigious institutions.
40 General Knowledge Questions and Answers about C.V. Raman’s Career
40 questions and answers based on the provided text about C.V. Raman’s career:
Q: What did C.V. Raman achieve in the entrance examination for the Indian Finance Service?
A: He achieved first position.
Q: When was Raman posted in Calcutta as Assistant Accountant General?
A: He was posted in June 1907.
Q: What was the name of the first research institute Raman became associated with in India?
A: The Indian Association for the Cultivation of Science (IACS).
Q: Who were some of Raman’s early collaborators at IACS?
A: Asutosh Dey, Amrita Lal Sircar, and Ashutosh Mukherjee.
Q: What was Raman’s first published article and where was it published?
A: “Newton’s rings in polarised light,” published in Nature in 1907.
Q: When was Raman transferred to Rangoon, British Burma?
A: In 1909.
Q: Why did Raman return to Madras from Rangoon?
A: His father died from an illness.
Q: In what year did Raman become the Accountant General?
A: In 1911.
Q: Which university first assigned research scholars under Raman at IACS?
A: The University of Calcutta.
Q: What positions did Raman receive at IACS following Sircar’s death in 1919?
A: Honorary Professor and Honorary Secretary.
Q: In what year did Raman become the Palit Professor of Physics at the University of Calcutta?
A: In 1917.
Q: Why did Raman resign from the civil service?
A: To become a full-time professor.
Q: What were the terms of Raman’s professorship regarding travel and teaching?
A: He would not be required to go out of India and could focus on research without mandatory teaching in MA and MSc classes.
Q: How did the University of Calcutta react to Raman’s appointment as the Palit Professor?
A: There were objections, especially from foreign members, due to his lack of a PhD and overseas study.
Q: What honor did the University of Calcutta bestow upon Raman in 1921?
A: An honorary DSc.
Q: What significant event in Raman’s career happened in 1924?
A: He was elected as a Fellow of the Royal Society.
Q: What was Raman’s response when asked about his future plans after becoming a Fellow of the Royal Society?
A: “The Nobel Prize of course.”
Q: When did Raman establish the Indian Journal of Physics?
A: In 1926.
Q: What discovery was reported in the second volume of the Indian Journal of Physics?
A: The discovery of the Raman effect.
Q: Who succeeded Raman as the Palit Professor in 1932?
A: Debendra Mohan Bose.
Q: When did Raman become the Director of the Indian Institute of Science in Bangalore?
A: In 1933.
Q: Who were the key contributors to the establishment of the Indian Institute of Science?
A: Maharaja Krishnaraja Wadiyar IV, Jamsetji Tata, and Nawab Sir Mir Osman Ali Khan.
Q: What significant academic society did Raman found in 1934?
A: The Indian Academy of Sciences.
Q: What was the original name of the company Raman started in 1943?
A: Travancore Chemical and Manufacturing Co. Ltd.
Q: What honor was bestowed upon Raman by the government of independent India in 1947?
A: He was appointed the first National Professor.
Q: When did Raman retire from the Indian Institute of Science?
A: In 1948.
Q: What institute did Raman establish after his retirement?
A: The Raman Research Institute.
Q: When did Raman pass away?
A: In 1970.
Q: What was the main focus of Raman’s research at the IACS?
A: Physics, including topics such as light and sound.
Q: How did Raman manage to conduct research while working as a civil servant?
A: He conducted research in his own time, often at unusual hours.
Q: What inspired IACS to start publishing a journal?
A: Raman’s article “Newton’s rings in polarised light.”
Q: What was the reaction of Raman to his father’s death?
A: He returned to Madras and remained there for the rest of the year due to funeral rituals.
Q: How did Raman’s academic role expand in 1919?
A: He took on honorary positions at IACS and guided more than a dozen students.
Q: What marked the “golden era” of Raman’s life according to him?
A: His time spent researching and guiding students at IACS.
Q: What led to Raman’s delayed start as the Palit Professor of Physics?
A: The outbreak of World War I.
Q: Why did Raman make the “supreme sacrifice” of resigning from his civil service?
A: To dedicate himself to academia and research.
Q: What was Raman’s major contribution to Indian academic journals?
A: He established and acted as the first editor of the Indian Journal of Physics.
Q: What was the original focus of the Proceedings of the Indian Academy of Sciences?
A: It covered a broad range of scientific disciplines.
Q: When did Raman start the company later known as TCM Limited?
A: In 1943.
Q: What was the significance of Raman’s appointment as the first National Professor of India?
A: It recognized his contributions to science and his role in fostering research in independent India.
20 General Knowledge Questions and Answers about C.V. Raman’s Scientific Contributions
here are 20 questions and answers about C.V. Raman’s scientific contributions and personal life:
What inspired C.V. Raman to study the scientific basis of musical sounds?
Raman was inspired by Hermann von Helmholtz’s book “The Sensations of Tone” which he came across when he joined the Indian Association for the Cultivation of Science (IACS).
What theory did C.V. Raman work out regarding musical instruments?
Raman worked out the theory of transverse vibration of bowed string instruments based on the superposition of velocities.
What is the ‘wolf tone’ that Raman studied in violins and cellos?
The ‘wolf tone’ is a peculiar sound produced by stringed instruments when certain frequencies cause the instrument to vibrate unusually.
How did Raman contribute to the understanding of Indian musical instruments?
Raman analyzed the harmonic nature of the sounds of Indian drums like the tabla and mridangam, marking the first scientific studies on Indian percussions.
What was Raman’s finding about the blue color of the sea?
Raman found that the blue color of the sea is due to the scattering of light, challenging the existing theory that it was a reflection of the sky.
How did Raman study the blue color of the sea during his voyage?
He used simple optical equipment, like a pocket-sized spectroscope and a Nicol prism, to study the seawater independently of sky reflection.
What conclusion did Raman reach about the scattering of light in water?
Raman concluded that the scattering of light and its color in water is largely due to molecular diffraction, particularly by the water molecules themselves.
Who was C.V. Raman married to and in what year?
Raman married Lokasundari Ammal in 1907, though there are discrepancies in the exact date.
What was unusual about Raman’s frequent visits to St. John’s Church, Kolkata?
The couple was accused of converting to Christianity due to their frequent visits, motivated by Lokasundari’s interest in church music and Raman’s interest in acoustics.
Who were C.V. Raman’s sons, and what was their profession?
Raman had two sons, Chandrasekhar Raman and Venkatraman Radhakrishnan, the latter being a radio astronomer.
How was C.V. Raman related to the Nobel laureate Subrahmanyan Chandrasekhar?
Raman was the paternal uncle of Subrahmanyan Chandrasekhar.
What did Raman develop an extensive personal collection of?
Raman developed an extensive collection of stones, minerals, and materials with interesting light-scattering properties.
What was Lord Rutherford’s role in Raman’s career?
Lord Rutherford nominated Raman for the Nobel Prize, presented him the Hughes Medal, and recommended him for the Director position at the Indian Institute of Science.
What was Raman’s view on receiving the Nobel Prize?
Raman was obsessed with winning the Nobel Prize and expressed a desire to achieve it within five years during a speech at the University of Calcutta.
When did Raman book his tickets for Stockholm anticipating the Nobel Prize?
Raman confidently booked tickets for a steamship to Stockholm in July 1930, before the official announcement of the Nobel Prize.
What unique preparation did Raman make before the announcement of the Nobel Prize?
He preemptively booked tickets for himself and his wife to Stockholm, showcasing his confidence in winning the Nobel Prize.
What was Raman’s reaction to the possibility of sharing the Nobel Prize with Compton?
Raman expressed a preference for receiving the entire Nobel Prize himself rather than sharing it with Compton.
What did Raman study about the pianoforte string?
He conducted critical research on the vibrations of the pianoforte string, known as Kaufmann’s theory.
What unique phenomenon did Raman explore at St Paul’s Cathedral in London?
He studied the acoustics and how sound travels in the Whispering Gallery, which produces unusual sound effects.
How did Raman’s early work on acoustics influence his later scientific contributions?
His work on acoustics served as an important prelude, both experimentally and conceptually, to his later significant contributions in optics and quantum mechanics.
20 General Knowledge Questions and Answers about C.V. Raman’s Scientific Contributions
here are 20 questions and answers regarding C.V. Raman’s scientific contributions:
What inspired C.V. Raman’s interest in the scientific basis of musical sounds?
Raman was inspired by Hermann von Helmholtz’s book, “The Sensations of Tone.”
What was one of C.V. Raman’s earliest studies in the field of acoustics?
One of his earliest studies was on the wolf tone in violins and cellos.
What unique property of Indian drums did C.V. Raman study?
Raman studied the harmonic nature of the sounds of Indian drums such as the tabla and mridangam.
What phenomenon did Raman explore during his brief visit to England in 1921 related to sound?
He studied how sound travels in the Whispering Gallery of St Paul’s Cathedral, which produces unusual sound effects.
How did C.V. Raman start his venture into the study of optics?
He began by investigating the scattering of light starting in 1919.
What was C.V. Raman’s first significant discovery in the physics of light?
His first significant discovery was the blue color of seawater.
How did Raman study the color of the sea during his voyage in 1921?
He used simple optical equipment, including a pocket-sized spectroscope and a Nicol prism, to study the seawater.
What was Lord Rayleigh’s explanation for the blue color of the sea, which Raman found questionable?
Rayleigh explained that the blue color of the sea was due to the reflection of the blue sky, a theory Raman questioned.
How did Raman’s observation of the sea with a Nicol prism contradict the existing hypothesis by Rayleigh?
He observed that the sea appeared bluer than usual, which contradicted Rayleigh’s explanation that the sea’s color was merely the reflection of the sky.
What did Raman speculate about the cause of the sea’s blue color during his observations?
He speculated that the diffracting particles causing the sea’s blue color might be the molecules of the water themselves.
What did Raman propose in his paper to the Royal Society of London regarding the color of the sea?
He proposed that molecular diffraction, rather than the reflection of the sky, determines the observed luminosity and color of the sea.
What was the outcome of Raman’s student K.R. Ramanathan’s research on molecular scattering in water?
Ramanathan published an elaborate experimental finding that supported Raman’s theory on the molecular diffraction determining the sea’s color.
What did subsequent studies of the Bay of Bengal reveal about the color of the sea?
Studies provided full evidence supporting Raman’s view that the intrinsic color of water is mainly due to selective absorption of longer wavelengths of light and molecular properties of water.
What were Raman’s contributions to the understanding of musical instruments?
He contributed to the understanding of transverse vibration of bowed string instruments, acoustics of violins, and the nature of sounds produced by Indian stringed instruments.
How did Raman’s work on acoustics contribute to his later works in optics and quantum mechanics?
His work on acoustics served as an important prelude, both experimentally and conceptually, to his later groundbreaking works in optics and quantum mechanics.
What unique approach did Raman use to challenge the existing theories on the color of the sea?
He used direct observation and simple optical instruments to challenge the theories, emphasizing empirical evidence over accepted wisdom.
What was the significance of Raman’s study on the color of the sea to the field of optics?
It led to a deeper understanding of light scattering and the intrinsic properties of water, contributing significantly to the field of optics.
How did Raman’s research impact the scientific understanding of water’s color?
His research shifted the scientific consensus from reflective to intrinsic properties of water molecules, influencing how scientists view the color of natural waters.
What role did Raman’s interest in musical sounds play in his scientific career?
His interest in musical sounds led to significant contributions in acoustics, which laid the groundwork for his later revolutionary discoveries in optics.
How did Raman’s empirical approach to studying the sea’s color reflect his overall scientific methodology?
His empirical approach, prioritizing direct observation and experimentation, exemplifies his commitment to challenging established theories and contributing new knowledge to the scientific community.
General Knowledge Questions and Answers about C.V. Raman’s Death
What led to C.V. Raman’s death?
C.V. Raman died from natural causes following a cardiac arrest.
What was Raman’s last wish regarding his scientific journals?
Before he died, Raman expressed the wish that the journals of his Academy should continue as they reflected the quality of science in the country.
How did C.V. Raman want his funeral to be conducted?
Raman wanted a simple cremation without any rituals for his funeral.
What was Prime Minister Indira Gandhi’s reaction to Raman’s death?
Prime Minister Indira Gandhi mourned Raman’s death, highlighting his status as the greatest scientist of modern India and his significant contributions to the understanding of light.
On what date did C.V. Raman pass away, and at what age?
C.V. Raman passed away on the morning of 21 November 1970, at the age of 82.
Special Note for Readers: For these GK questions about Dr. Raman, we took inspiration from various sources. If there are any mistakes or corrections, please comment, and we will correct them after checking.