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History of optics - Quiz
Contributed by: Newman
  • 1. How did early writers primarily treat vision according to the text?
A) As a physical problem
B) As a physiological problem
C) As a geometrical problem
D) As a psychological problem
  • 2. Who is the first known author of a treatise on geometrical optics?
A) Aristotle
B) Claudius Ptolemy
C) Hero of Alexandria
D) Euclid
  • 3. How did Euclid begin his study of optics?
A) With a set of self-evident axioms
B) With physical experiments
C) With physiological observations
D) With a mathematical proof of refraction
  • 4. According to Euclid's axioms, lines (or visual rays) can be drawn in what manner to the object?
A) In a zigzag pattern
B) In a spiral shape
C) In a straight line
D) In a curved line
  • 5. What shape is formed by the visual rays falling upon an object in Euclid's axioms?
A) A sphere
B) A pyramid
C) A cylinder
D) A cone
  • 6. According to Euclid, how do things seen under a larger angle appear?
A) Smaller
B) Closer
C) Brighter
D) Larger
  • 7. According to Euclid, how do things seen by a higher ray appear?
A) Higher
B) Brighter
C) Lower
D) Deeper
  • 8. According to Euclid's axioms, how do things seen within several angles appear?
A) Larger
B) Blurrier
C) Darker
D) Clearer
  • 9. Did Euclid define the physical nature of visual rays?
A) No
B) Yes
C) Only for reflection
D) Only for refraction
  • 10. What effects did Euclid discuss using the principles of geometry?
A) The color spectrum and lenses
B) Mirages and magnification
C) Perspective and the rounding of things seen at a distance
D) Reflection and refraction
  • 11. To what did Euclid limit his analysis of vision?
A) Reflection and refraction
B) Emission theory
C) Catoptrics and dioptrics
D) Simple direct vision
  • 12. Who extended the principles of geometrical optics to consider problems of reflection?
A) Hero of Alexandria
B) Claudius Ptolemy
C) Plato
D) Euclid
  • 13. What is the study of reflection also known as?
A) Catoptrics
B) Emission theory
C) Perspective
D) Dioptrics
  • 14. How did Hero describe the speed of visual rays proceeding from the eye?
A) Slowly and gradually
B) Instantly without duration
C) At the speed of sound
D) At great speed
  • 15. What happened to visual rays when they hit unpolished surfaces, according to Hero?
A) They multiplied
B) They could become trapped in the porosities
C) They were reflected perfectly
D) They passed straight through
  • 16. What is Hero's theory regarding visual rays proceeding from the eye called?
A) Reflection theory
B) Emission theory
C) Refraction theory
D) Axiomatic theory
  • 17. On what grounds did Hero demonstrate the equality of the angle of incidence and reflection?
A) That angles are proportional to speeds
B) That visual rays bounce like elastic balls
C) That light travels in a curved line
D) That this is the shortest path from the object to the observer
  • 18. According to Hero, how far behind a plane mirror does an image appear to be?
A) Half as far as the object is in front
B) As far as the object really is in front of the mirror
C) Directly on the surface of the mirror
D) Twice as far as the object is in front
  • 19. In which century did Claudius Ptolemy write his Optics?
A) Second-century
B) First-century
C) Fourth-century
D) Third-century
  • 20. How did Ptolemy consider visual rays in relation to the object seen?
A) Moving back and forth between eye and object
B) Originating from external light sources
C) Proceeding from the object to the eye
D) Proceeding from the eye to the object
  • 21. Unlike Hero, how did Ptolemy consider visual rays to be structured?
A) As discrete lines rather than a cone
B) As parallel rays
C) As a continuous cone rather than discrete lines
D) As physical particles trapped in pores
  • 22. Which phenomena does Ptolemy's Optics document studies of?
A) Only reflection
B) Only direct vision
C) Perspective and rounding
D) Reflection and refraction
  • 23. Between which mediums did Ptolemy measure the angles of refraction?
A) Water, oil, and glass
B) Air, water, and glass
C) Air, water, and wood
D) Glass, metal, and air
  • 24. Why did Ptolemy adjust his published measurements of refraction?
A) To eliminate errors caused by unpolished surfaces
B) To fit his incorrect assumption that refraction is proportional to incidence
C) To account for the speed of visual rays
D) To match Euclid's earlier axioms
  • 25. From which language is the word 'optics' derived?
A) Egyptian
B) Arabic
C) Greek
D) Latin
  • 26. What does the Greek term 'τα ὀπτικά' mean?
A) Vision and eye
B) Glass lens
C) Appearance, look
D) Ray of light
  • 27. Where did the beginnings of physical and physiological optics take place?
A) Ancient China
B) Early modern Europe
C) Ancient Greece
D) Medieval Islamic world
  • 28. In which period did diffractive optics begin?
A) Medieval Islamic world
B) Ancient Greco-Roman world
C) Twentieth century
D) Early modern Europe
  • 29. According to Empedocles in the fifth century BCE, everything was composed of how many elements?
A) Four
B) Five
C) Two
D) Three
  • 30. Who made the human eye out of the four elements according to Empedocles?
A) Aphrodite
B) Lucretius
C) Euclid
D) Mozi
  • 31. What did Empedocles believe shone out from the human eye to make sight possible?
A) Atoms of energy
B) An inverted image
C) Rays of reflected light
D) Fire lit by Aphrodite
  • 32. In which century was the Chinese text credited to Mozi written?
A) 55 BC
B) 4th century BC
C) 5th century BCE
D) 5th century AD
  • 33. What is created when light passes through a pinhole according to Mozi?
A) A beam of heat
B) A reflected ray
C) An inverted image
D) A magnified image
  • 34. In what kind of structure did Mozi state light creates an inverted image?
A) A cylindrical glass
B) A 'collecting-point' or 'treasure house'
C) An astronomical compendium
D) A plane mirror
  • 35. How many propositions follow Euclid's initial observation in his Optics?
A) Five
B) A hundred
C) Four
D) 36
  • 36. Who believed Euclid's results in Optics were important in astronomy?
A) Lucretius
B) Dignāga
C) Mozi
D) Pappus
  • 37. What is the name of the compendium in which Pappus included Euclid's Optics and Phaenomena?
A) Almagest
B) Syntaxis
C) Little Astronomy
D) Catoptrica
  • 38. In what year did Roman atomist Lucretius write about fires throwing their light?
A) 7th century AD
B) 55 BC
C) 5th century BCE
D) 4th century BC
  • 39. In which book did Hero of Alexandria show the path of a reflected ray of light?
A) Catoptrica
B) Almagest
C) Little Astronomy
D) Optics
  • 40. According to Hero of Alexandria, the actual path of a light ray reflected from a plane mirror is what compared to other paths?
A) Shorter
B) Equal
C) Variable
D) Longer
  • 41. Which Indian Buddhist defined world atoms as momentary flashes of light or energy in the 5th century?
A) Mozi
B) Empedocles
C) Dignāga
D) Dharmakirti
  • 42. In which century did the Indian Buddhist Dharmakirti develop his type of atomism?
A) 7th century
B) 4th century
C) 6th century
D) 5th century
  • 43. Who was one of the earliest important optical writers in the Islamic world?
A) Ibn Sahl
B) Al-Kindi
C) Avicenna
D) Al-Biruni
  • 44. What is the Latin title of al-Kindi's work that discusses rays being emitted in every direction?
A) De radiis stellarum
B) Liber de crepisculis
C) Kitab Tanqih al-Manazir
D) De aspectibus
  • 45. Which scholar was active as a mathematician in Baghdad during the 980s?
A) Ibn Sahl
B) Qutb al-Din al-Shirazi
C) Al-Kindi
D) Kamal al-Din al-Farisi
  • 46. What is the title of Ibn Sahl's treatise concerning how curved mirrors and lenses bend and focus light?
A) De radiis stellarum
B) The Revision of Optics
C) Book of Optics
D) On the burning instruments
  • 47. Who reconstructed Ibn Sahl's treatise from fragmentary manuscripts in 1993?
A) Roger Bacon
B) Robert Grosseteste
C) Alhazen
D) Rashed
  • 48. Whose law of refraction is mathematically equivalent to the law described by Ibn Sahl?
A) Snell's law
B) Newton's law
C) Al-Kindi's law
D) Ptolemy's law
  • 49. In what decade did Ibn al-Haytham write his optical works?
A) 800s
B) 1230s
C) 1010s
D) 980s
  • 50. Against whose opinion did Ibn al-Haytham insist that vision occurred because of rays entering the eye?
A) Al-Biruni
B) Avicenna
C) Ptolemy
D) Al-Kindi
  • 51. What is the Arabic title of Ibn al-Haytham's most significant book on optics?
A) Kitab al Manazir
B) Kitab Tanqih al-Manazir
C) De radiis stellarum
D) Fī al-'āla al-muḥriqa
  • 52. Who was called 'the father of modern optics'?
A) Ibn Sahl
B) Ibn al-Haytham
C) Al-Kindi
D) Al-Biruni
  • 53. Who agreed with Alhazen that the speed of light is finite based on the emission of particles?
A) Avicenna
B) Ibn Sahl
C) Abu 'Abd Allah Muhammad ibn Ma'udh
D) Al-Kindi
  • 54. In which region did Abu 'Abd Allah Muhammad ibn Ma'udh live during the second half of the 11th century?
A) Western Europe
B) Al-Andalus
C) Persia
D) Baghdad
  • 55. What is the Latin title of the work written by Abu 'Abd Allah Muhammad ibn Ma'udh on optics?
A) Perspectiva
B) De aspectibus
C) Liber de crepisculis
D) De radiis stellarum
  • 56. Whose work was Liber de crepisculis mistakenly attributed to?
A) Al-Biruni
B) Al-Kindi
C) Ibn Sahl
D) Alhazen
  • 57. What angle value did Abu 'Abd Allah Muhammad ibn Ma'udh obtain for the sun's depression during twilight?
A) 90°
B) 10°
C) 18°
D) 45°
  • 58. What natural phenomenon did Qutb al-Din al-Shirazi and Kamāl al-Dīn al-Fārisī give the correct explanations for?
A) Solar eclipses
B) Lunar halos
C) The rainbow phenomenon
D) Mirages
  • 59. What is the title of the work published by Kamāl al-Dīn al-Fārisī that contained his optical findings?
A) Kitab Tanqih al-Manazir
B) Liber de crepisculis
C) Fī al-'āla al-muḥriqa
D) Kitab al Manazir
  • 60. What biblical text inspired Grosseteste's Hexaemeron and On Light?
A) Revelation 21:23
B) Genesis 1:1
C) Genesis 1:3
D) John 1:5
  • 61. Which of the following authors did Roger Bacon cite in his optical writings?
A) Alhacen
B) Theodoric of Freiberg
C) Peter of Limoges
D) Robert Grosseteste
  • 62. Who wrote the Perspectiva communis?
A) Roger Bacon
B) John Pecham
C) Theodoric of Freiberg
D) Witelo
  • 63. What was John Pecham's profession?
A) German monk
B) English bishop
C) English Franciscan
D) Arabic physician
  • 64. What was the central question of Pecham's Perspectiva communis?
A) How we see
B) The origin of the universe
C) The chemical composition of mirrors
D) The measurement of planetary distances
  • 65. Who wrote a massive optical presentation titled the Perspectiva, alongside Bacon and Pecham?
A) Theodoric of Freiberg
B) Peter of Limoges
C) Witelo
D) Robert Grosseteste
  • 66. Which Persian scholar also provided an explanation for the rainbow around the same time as Theodoric of Freiberg?
A) Al-Kindi
B) Alhacen
C) Avicenna
D) Qutb al-Din al-Shirazi
  • 67. Who picked up the investigation of the laws of optics from his lunar essay of 1600?
A) Willebrord Snellius
B) Johannes Kepler
C) Isaac Newton
D) René Descartes
  • 68. What is the title of Kepler's published optical manuscript?
A) Opticks
B) Astronomiae Pars Optica
C) Traité de la lumière
D) Opera reliqua
  • 69. Who found the mathematical law of refraction in 1621?
A) Isaac Newton
B) Johannes Kepler
C) Willebrord Snellius
D) Christiaan Huygens
  • 70. Who showed by geometric construction that the angular radius of a rainbow is 42°?
A) René Descartes
B) Christiaan Huygens
C) Willebrord Snellius
D) Johannes Kepler
  • 71. Which author wrote the Traité de la lumière?
A) Christiaan Huygens
B) Johannes Kepler
C) René Descartes
D) Isaac Newton
  • 72. What type of telescope did Newton invent to bypass the problem of colour dispersion?
A) A reflecting telescope
B) A refracting telescope
C) A compound microscope
D) A pinhole camera
  • 73. Which organization asked Newton for a demonstration of his reflecting telescope in 1671?
A) The University of Cambridge
B) The Royal Society
C) The Roman Inquisition
D) The French Academy of Sciences
  • 74. What was the expanded version of Newton's notes On Colour called?
A) Opticks
B) Astronomiae Pars Optica
C) Traité de la lumière
D) Opera reliqua
  • 75. What did Newton posit the existence of in his Hypothesis of Light of 1675?
A) Gravitons
B) Caloric fluid
C) Photons
D) The ether
  • 76. In what year did Newton publish Opticks, expounding his corpuscular theory of light?
A) 1671
B) 1604
C) 1621
D) 1704
  • 77. Who was the first to describe the use of prisms as beam expanders and multiple-prism arrays?
A) Johannes Kepler
B) René Descartes
C) Isaac Newton
D) Christiaan Huygens
  • 78. Who carefully observed and characterized the effects of diffraction of light?
A) Isaac Newton
B) Thomas Young
C) James Gregory
D) Francesco Maria Grimaldi
  • 79. What is the origin of the term diffraction?
A) The French word diffrayer
B) The Latin word diffractus
C) The Greek word diffugio
D) The Latin word diffringere
  • 80. In what year were the results of Grimaldi's observations published?
A) 1803
B) 1815
C) 1638
D) 1665
  • 81. When were Grimaldi's observations published relative to his life?
A) During his youth
B) Posthumously
C) Decades before his birth
D) Simultaneously with his death
  • 82. Who observed the diffraction patterns caused by a bird feather?
A) Christiaan Huygens
B) Isaac Newton
C) Francesco Maria Grimaldi
D) James Gregory
  • 83. What object did James Gregory use to observe diffraction patterns?
A) A glass prism
B) Two closely spaced slits
C) A ripple tank
D) A bird feather
  • 84. James Gregory's observation of diffraction patterns from a bird feather was effectively the first of what device?
A) Wave interferometer
B) Diffraction grating
C) Prism spectroscope
D) Ripple tank
  • 85. In what year did Thomas Young demonstrate interference of water waves in a ripple tank?
A) 1815
B) 1665
C) 1803
D) 1818
  • 86. What source of light did Thomas Young use for his two-slit experiment mentioned in the text?
A) Water waves
B) A bird feather
C) An electric spark
D) Sunlight
  • 87. Who provided an influential mathematical formulation of diffraction?
A) Isaac Newton
B) James Gregory
C) Augustin-Jean Fresnel
D) Francesco Maria Grimaldi
  • 88. What referred to light breaking up into different directions according to Grimaldi?
A) Inflexion
B) Diffraction
C) Propagation
D) Interference
  • 89. Who wrote the earliest written record of magnification in the 1st century CE?
A) Seneca the Younger
B) Ibn al-Haytham
C) Emperor Nero
D) Roger Bacon
  • 90. Which emperor is said to have watched gladiatorial games using an emerald as a corrective lens?
A) Emperor Claudius
B) Emperor Augustus
C) Emperor Tiberius
D) Emperor Nero
  • 91. Which English friar wrote works on optics during the 1260s or 1270s based partly on Arab writers?
A) Ibn al-Haytham
B) Roger Bacon
C) Jacob Metius
D) Giovanni Faber
  • 92. Who typically used reading stones between the 11th and 13th centuries to assist in illuminating manuscripts?
A) Gladiators
B) Tutors
C) Emperors
D) Monks
  • 93. As reading stones were experimented with, what was slowly understood about lens shape and magnification?
A) Deeper lenses magnified more effectively
B) Concave lenses magnified more effectively than convex lenses
C) Thicker glass spheres magnified more effectively
D) Shallower lenses magnified more effectively
  • 94. Around what year was the first pair of eyeglasses made, possibly in Pisa, Italy?
A) 1608
B) 1286
C) 1021
D) 1620
  • 95. Where did the earliest known working refracting telescopes appear in 1608?
A) England
B) Italy
C) Egypt
D) The Netherlands
  • 96. Who applied for the first patent for a telescope in 1608?
A) Galileo Galilei
B) Hans Lippershey
C) Jacob Metius
D) Isaac Newton
  • 97. Who applied for a telescope patent two weeks after Hans Lippershey?
A) Zacharias Janssen
B) Cornelis Drebbel
C) Jacob Metius
D) Hans Martens
  • 98. Around what year did the earliest known examples of compound microscopes appear in Europe?
A) 1608
B) 1668
C) 1590
D) 1620
  • 99. Who was noted to have a version of a compound microscope in London in 1619?
A) Hans Martens
B) Zacharias Janssen
C) Cornelis Drebbel
D) Giovanni Faber
  • 100. Who coined the name 'microscope' and applied it to Galileo Galilei's compound microscope in 1625?
A) Jacob Metius
B) Giovanni Faber
C) Seneca the Younger
D) Roger Bacon
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