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MCQOPTIONS
This section includes 195 Mcqs, each offering curated multiple-choice questions to sharpen your Inventions knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
John Lawrence Smith invented inverted microscope in |
| A. | 1850 |
| B. | 1877 |
| C. | 1874 |
| D. | 1899 |
| Answer» B. 1877 | |
| 2. |
Nancy Johnson invented hand-cranked ice cream churn in |
| A. | 1843 |
| B. | 1846 |
| C. | 1845 |
| D. | 1841 |
| Answer» B. 1846 | |
| 3. |
Frequency modulation radio 'FM' was invented by |
| A. | Gerald Pearson |
| B. | Edwin Howard Armstrong |
| C. | Daryl Chapin |
| D. | Calvin Southern Fuller |
| Answer» C. Daryl Chapin | |
| 4. |
By which country was Atomic bomb was first successfully developed |
| A. | United States |
| B. | B. |
| C. | C. |
| D. | D. |
| E. | |
| Answer» B. B. | |
| 5. |
In which year was World Wide Web first publicly introduced |
| A. | 1980 |
| B. | 1990 |
| C. | 1940 |
| D. | 1930 |
| Answer» C. 1940 | |
| 6. |
In which year was Nuclear power first used to produce electricity ? |
| A. | 1951 |
| B. | 1941 |
| C. | 1931 |
| D. | 1961 |
| Answer» B. 1941 | |
| 7. |
Periscope was invented in 1902 by |
| A. | Charles simon |
| B. | George lake |
| C. | Simon lake |
| D. | Jefferson simon |
| Answer» D. Jefferson simon | |
| 8. |
First freely programmable computer in world was build by |
| A. | Percy spencer |
| B. | Karl benz |
| C. | Conard zeus |
| D. | George stephenson |
| Answer» D. George stephenson | |
| 9. |
First pressure sensitive adhesive tape was invented in 1845 by |
| A. | Dr. ferdinand magellan |
| B. | Dr. horace day |
| C. | Dr. howard armstrong |
| D. | None of these |
| Answer» C. Dr. howard armstrong | |
| 10. |
Who Invented Worldwide Standard Time Zones ? |
| A. | Charles richard drew |
| B. | Henry w. seely |
| C. | Jesse wilford reno |
| D. | Sir sandford fleming |
| Answer» E. | |
| 11. |
World Wide Web was publicly introduced for first time by computer scientist and English engineer named |
| A. | Sir gerald pearson |
| B. | Sir tim berners lee |
| C. | Sir daryl chaplin |
| D. | Sir calvin souther fuller |
| Answer» C. Sir daryl chaplin | |
| 12. |
Who invented Integrated Circuit (IC)? |
| A. | Herman hollerith |
| B. | Semen korsakov |
| C. | Bill gates |
| D. | Jack kilby |
| Answer» E. | |
| 13. |
First lock-stitch sewing machine was invented in 1833 by |
| A. | Isaac singer |
| B. | Elias howe |
| C. | Hiram moore |
| D. | Walter hunt |
| Answer» E. | |
| 14. |
Electronic Computer was invented by- |
| A. | J.g. brainerd |
| B. | J.p. eckert |
| C. | J.w. mauchly |
| D. | All of these |
| Answer» E. | |
| 15. |
Earliest version of Cathode Ray Tube which used cold cathode diode was invented by German Physicist is |
| A. | Fredinand braun |
| B. | Oliver evans |
| C. | Thomas edison |
| D. | Horace day |
| Answer» B. Oliver evans | |
| 16. |
First personal computer controlled with a keyboard that is used by one person was invented by |
| A. | Ibm |
| B. | Apple |
| C. | Microsoft |
| D. | None of these |
| Answer» B. Apple | |
| 17. |
Integrated circuit was co-created by |
| A. | Jack kilby and robert noyce |
| B. | John bardeen and walter brattain |
| C. | Lisa meitner and george stephenson |
| D. | Floyd farris and j.b. clark |
| Answer» B. John bardeen and walter brattain | |
| 18. |
First combine harvester was invented in 1834 by |
| A. | Hiram moore |
| B. | Isaac singer |
| C. | Walter hunt |
| D. | Elias howe |
| Answer» B. Isaac singer | |
| 19. |
Transistors that are used in every electronic product of modern era was invented by |
| A. | Lisa meitner and george stephenson |
| B. | John bardeen and walter brattain |
| C. | William shockley |
| D. | Otto hahn |
| Answer» C. William shockley | |
| 20. |
Playing cards was invented in 9th century in |
| A. | Juan dynasty china |
| B. | Tang dynasty china |
| C. | Song dynasty china |
| D. | Ming dynasty china |
| Answer» B. Tang dynasty china | |
| 21. |
First practical fluorescent lamp was invented in 1941 by |
| A. | George malcom |
| B. | George inman |
| C. | George whatley |
| D. | Arnold orville beckman |
| Answer» C. George whatley | |
| 22. |
Dr. Robert H. Goddard invented first liquid-fueled rocket in |
| A. | 16 march, 1926 |
| B. | 06 march, 1926 |
| C. | 26 march, 1926 |
| D. | 24 march, 1926 |
| Answer» B. 06 march, 1926 | |
| 23. |
World Wide Web was publicly introduced for first time in |
| A. | 1967 |
| B. | 1990 |
| C. | 1945 |
| D. | 1937 |
| Answer» C. 1945 | |
| 24. |
Railroad locomotive was invented in |
| A. | 1805 |
| B. | 1815 |
| C. | 1825 |
| D. | 1835 |
| Answer» D. 1835 | |
| 25. |
Gramophone |
| A. | Thomas alva edison |
| B. | Charles goodyear |
| C. | Orville and wilbur wright |
| D. | Benjamin franklin |
| Answer» B. Charles goodyear | |
| 26. |
Nuclear fission was discovered in experiment in |
| A. | 1938 |
| B. | 1908 |
| C. | 1928 |
| D. | 1918 |
| Answer» B. 1908 | |
| 27. |
Electronic instrument which is used to measure alkalinity or acidity of a liquid was invented by |
| A. | Dr. robbert h. goddard |
| B. | William g.morgan |
| C. | George whatley |
| D. | Arnold orville beckman |
| Answer» E. | |
| 28. |
Waterproof Rubber |
| A. | James watt |
| B. | Thomas alva edison |
| C. | John boyd dunlop |
| D. | Charles macintosh |
| Answer» E. | |
| 29. |
Which vehicle was invented about 3000 BCE? |
| A. | The helicopter |
| B. | The space shuttle |
| C. | The bicycle |
| D. | The chariot |
| Answer» E. | |
| 30. |
Fluxgate magnetometer was invented by |
| A. | Arnold orville beckman |
| B. | George whatley |
| C. | Victor vacquier |
| D. | George inman |
| Answer» D. George inman | |
| 31. |
Optical disc storage 'DVD' was invented and developed by |
| A. | Toshiba |
| B. | Panasonic |
| C. | Sony |
| D. | All of these |
| Answer» E. | |
| 32. |
Mercury Thermometer |
| A. | Samuel morse |
| B. | Benjamin franklin |
| C. | Fahrenheit |
| D. | Benjamin franklin |
| Answer» D. Benjamin franklin | |
| 33. |
Pneumatic tyre was invented by |
| A. | Stanes |
| B. | Firestone |
| C. | Dunlop |
| D. | None of these |
| Answer» D. None of these | |
| 34. |
Radium was discovered by |
| A. | Ernst haeckel |
| B. | Willard libby |
| C. | Marie and pierrie curie |
| D. | Edward teller |
| Answer» D. Edward teller | |
| 35. |
The system for writing by blind people was invented by |
| A. | Dr. charles h. townes |
| B. | Louis braille |
| C. | Henry bacquerel |
| D. | Sir j.a. fleming |
| Answer» C. Henry bacquerel | |
| 36. |
Elias Home invented |
| A. | Sewing machine |
| B. | Aeroplane |
| C. | Aircraft |
| D. | Steam boat |
| Answer» B. Aeroplane | |
| 37. |
Earth inductor compass is |
| A. | European invention |
| B. | Arabian invention |
| C. | American invention |
| D. | Chinese invention |
| Answer» D. Chinese invention | |
| 38. |
Spinning frame was invented by |
| A. | Samuel morse |
| B. | Antoine joseph sax |
| C. | Charles macintosh |
| D. | Sir richard arkwright |
| Answer» E. | |
| 39. |
Polio Vaccine invented by ? |
| A. | Edward jenner |
| B. | Jonas salk |
| C. | Louis kahn |
| D. | Francis crick |
| Answer» C. Louis kahn | |
| 40. |
Who invented Rabies Vaccine ? |
| A. | Rutherford |
| B. | Robert koch |
| C. | Ferdinand cohn |
| D. | Louis pasteur |
| Answer» E. | |
| 41. |
Who invited the electric bulb? |
| A. | Thomas more |
| B. | Thomas alva edison |
| C. | James watt |
| D. | None of these |
| Answer» C. James watt | |
| 42. |
John Logie Baird invented which of the following ? |
| A. | Anti biotic |
| B. | Television |
| C. | Refrigirator |
| D. | Telegraph |
| Answer» C. Refrigirator | |
| 43. |
The idea of Parachute was by |
| A. | Leonardo da vinci |
| B. | Shakespear |
| C. | John milton |
| D. | Albert berry |
| Answer» B. Shakespear | |
| 44. |
Supercomputer |
| A. | J.h. van tassel |
| B. | Seymour cray |
| C. | Both (a) and (b) |
| D. | None of these |
| Answer» D. None of these | |
| 45. |
Edwin Herbert Land invented what ? |
| A. | Ball point pen |
| B. | Polaroid camera |
| C. | Type writer |
| D. | Liquid paper |
| Answer» C. Type writer | |
| 46. |
William Frederick is credited with the invention of the modern frisbee in the mid 1950's. In 1957 the Wham-O Company bought his idea and the rest is history. They named the toy after William Frisbie w |
| A. | Pie maker |
| B. | Owner of a pizza parlor |
| C. | Student at yale |
| D. | Ceramic plate designer |
| Answer» B. Owner of a pizza parlor | |
| 47. |
Mobile Phone invented in which year ? |
| A. | 1960 |
| B. | 1979 |
| C. | 1991 |
| D. | 1985 |
| Answer» C. 1991 | |
| 48. |
Benjamin Franklin was a prolific inventor. He invented the lightning rod, the Franklin stove, studied electricity, discovered the Gulf Stream, started the first library, and on and on. Among his many |
| A. | Banjo |
| B. | Oboe |
| C. | Clarinet |
| D. | Harmonium |
| Answer» E. | |
| 49. |
The Manhattan Project was started by President Roosevelt in 1942 to ensure that the U.S. beat the Germans in developing a nuclear bomb. Whom did Roosevelt appoint as scientific head the Manhattan Proj |
| A. | Robert oppenheimer |
| B. | James b. conant |
| C. | Leslie r. groves |
| D. | Vannevar bush |
| Answer» B. James b. conant | |
| 50. |
Ernest Rutherford invented what ? |
| A. | Electron |
| B. | Newtron |
| C. | Proton |
| D. | None of these |
| Answer» D. None of these | |