A) Acoustics B) Thermodynamics C) Biology D) Optics
A) Diffraction B) Reflection C) Refraction D) Dispersion
A) Concave mirror B) Plane mirror C) Convex mirror D) Flat mirror
A) 180 degrees B) Angle of reflection C) 90 degrees D) 45 degrees
A) Cylindrical lens B) Convex lens C) Bifocal lens D) Concave lens
A) 100,000 kilometers per second B) 1 billion feet per second C) 500,000 miles per second D) 299,792,458 meters per second
A) Lens B) Pupil C) Iris D) Cornea
A) Green B) Red C) Blue D) Violet
A) Diffraction B) Rayleigh scattering C) Refraction D) Dispersion
A) Euclid B) Plato C) Democritus D) Aristotle
A) Greeks B) Romans C) Persians D) Ancient Egyptians and Mesopotamians
A) Alhazen B) Euclid C) Plato D) Roger Bacon
A) Johannes Kepler B) Roger Bacon C) Robert Grosseteste D) Alhazen (Ibn al-Haytham)
A) Johannes Kepler B) Isaac Newton C) Christiaan Huygens D) René Descartes
A) Christiaan Huygens B) Robert Hooke C) Isaac Newton D) Johannes Kepler
A) Prism dispersion experiment B) Reflective mirror experiment C) Refraction through lenses experiment D) The double slit experiment
A) Thomas Young B) James Clerk Maxwell C) Isaac Newton D) Augustin-Jean Fresnel
A) Blackbody radiation B) Diffraction patterns C) Interference of light D) Photoelectric effect
A) Albert Einstein B) James Clerk Maxwell C) Niels Bohr D) Max Planck
A) George Sudarshan, Roy J. Glauber, and Leonard Mandel B) Isaac Newton and Christiaan Huygens C) Max Planck and Niels Bohr D) Paul Dirac and Albert Einstein
A) The refracting telescope B) The first wearable eyeglasses C) The spectacles D) The compound microscope
A) Thomas Aquinas B) Robert Grosseteste C) Alhazen D) Roger Bacon
A) Christiaan Huygens B) Isaac Newton C) Roger Bacon D) Johannes Kepler
A) Albert Einstein and Niels Bohr B) James Clerk Maxwell and Max Planck C) Isaac Newton and Robert Hooke D) Thomas Young and Augustin-Jean Fresnel
A) The maser B) The refracting telescope C) The spectacles D) The compound microscope
A) Light travels in straight lines. B) Light travels as an electromagnetic wave. C) Light travels randomly. D) Light travels in circular paths.
A) Newton's law of motion. B) Planck's constant. C) Huygens' principle. D) Fermat's principle, which states that light takes the path that can be traversed in the least time.
A) Front-back inversion B) No inversion C) Left-right inversion D) Up-down inversion
A) Parabolic mirrors B) Spherical mirrors C) Flat mirrors D) Corner reflectors
A) They converge at a common focus. B) They pass through without changing direction. C) They diverge away from the focus. D) They scatter randomly.
A) Spherical aberration B) Coma aberration C) Astigmatism D) Chromatic aberration
A) Inverted B) Magnified C) Virtual D) Real
A) The image is inverted. B) The image size is unchanged. C) The image is virtual. D) The image is upright.
A) n1 sin θ1 = n2 sin θ2 B) n1 + n2 = sin(θ1) + sin(θ2) C) n1 - n2 = sin(θ1) - sin(θ2) D) n1/n2 = sin(θ1)/sin(θ2)
A) n = c + v B) n = cv C) n = v/c D) n = c/v
A) It causes diffraction to disappear B) It decreases the resolution C) It improves the resolution D) It has no effect on resolution
A) Shot noise B) Thermal noise C) Quantum noise D) Flicker noise
A) Lasers B) Fiber optics cables C) LEDs D) Photodiodes
A) Pupil B) Lens C) Optic nerve exit D) Cornea
A) No change in wave amplitude B) Random interference patterns C) Destructive interference with decreased amplitude D) Constructive interference with increased amplitude
A) A circle B) A spiral C) An ellipse D) A single line
A) Reflection B) Accommodation C) Refraction D) Diffraction
A) Statistical optics B) Quantum optics C) Non-linear optics D) Illumination engineering
A) Fully polarised B) Circularly polarised C) Unpolarised D) Partially polarised
A) Lens B) Retina C) Cornea D) Fovea
A) Photons only. B) Waves. C) Particles. D) Beams.
A) Theodore Maiman B) Arthur Schawlow C) Charles Townes D) Albert Einstein
A) 200 to 900 nm. B) 300 to 600 nm. C) 500 to 800 nm. D) 400 to 700 nm.
A) Material dispersion B) Waveguide dispersion C) Anomalous dispersion D) Normal dispersion
A) Antireflective coating B) Dielectric mirror C) Michelson interferometer D) Interference filter
A) Lumens B) Watts C) Meters D) Diopters
A) 100% B) 50% C) 75% D) Around 38%
A) Astigmatism B) Hyperopia C) Myopia D) Presbyopia
A) 3.0×108 m/s. B) 2.5×108 m/s. C) 4.0×108 m/s. D) 1.5×108 m/s.
A) Rod cells B) Cone cells C) Lens cells D) Retina cells
A) By aligning wave crests and troughs B) By using constructive interference C) By increasing wave amplitude D) By using destructive interference
A) Exposure ∝ ApertureArea + ExposureTime + SceneLuminance B) Exposure ∝ ApertureArea × ExposureTime × SceneLuminance C) Exposure ∝ ApertureArea - ExposureTime × SceneLuminance D) Exposure ∝ (ApertureArea × ExposureTime) / SceneLuminance
A) Rainbows B) Halos C) Mirages D) Coronas
A) A vector model B) Fourier optics C) A scalar model D) Geometrical optics
A) Rod cells B) Lens cells C) Retina cells D) Cone cells
A) Phase shift B) Chirp rate C) Dispersion delay parameter (D) D) Wavelength modulation
A) Masers B) Microwaves C) Radios D) Lasers
A) 1974 B) 1958 C) 1982 D) 1960
A) Isaac Newton B) Niels Bohr C) Albert Einstein D) James Clerk Maxwell
A) Open-heart surgery B) Bloodless surgery C) Orthopedic surgery D) Neurosurgery
A) Anisotropic materials B) Homogeneous materials C) Gradient-index (GRIN) materials D) Isotropic materials
A) The café wall illusion. B) The Zöllner illusion. C) The Ehrenstein illusion. D) The Ames room illusion.
A) Huygens–Fresnel principle B) Interferometry C) Superposition D) Optics
A) Group velocity B) Refractive index C) Propagation constant D) Abbe number
A) Kirchhoff diffraction equation B) Finite element method C) Gaussian beam propagation D) Fourier optics
A) Snell's law B) Fresnel's law C) Malus's law D) Brewster's law
A) Green flash B) Brocken spectre C) Novaya Zemlya effect D) Fata Morgana
A) Lens B) Pupil C) Retina D) Cornea
A) Geometrical optics B) Gaussian beam propagation C) Numerical modeling techniques like the finite element method D) Fourier optics
A) Linear polarisation B) Circular polarisation C) Random polarisation D) Elliptical polarisation
A) Tyndall effect B) Rayleigh effect C) Compton effect D) Brillouin effect
A) Fiber-optic communication system B) Compact disc player C) Barcode scanner D) Laserdisc player
A) Linear polarisation B) Random polarisation C) Unpolarised D) Circular or elliptical polarisation
A) Monochromatic aberrations. B) Interference patterns. C) Chromatic aberrations. D) Diffraction effects.
A) Antireflective coatings B) Dielectric mirrors C) Thin film filters D) Michelson interferometers
A) Presbyopia B) Myopia C) Astigmatism D) Hyperopia
A) Bragg peak B) Fresnel zone C) Airy disk D) Rayleigh spot
A) The Kirchhoff diffraction equation B) Maxwell's equations C) Huygens' principle D) Gaussian beam propagation
A) Geometrical optics B) Gaussian beam propagation C) The finite element method D) Huygens–Fresnel principle
A) Isaac Newton B) James Gregory C) Robert Hooke D) Francesco Maria Grimaldi
A) No change in wave amplitude B) Random interference patterns C) Constructive interference with increased amplitude D) Destructive interference with decreased amplitude
A) Emission effects B) Absorption effects C) Polarisation effects D) Scattering effects
A) Niels Bohr B) James Clerk Maxwell C) Albert Einstein D) Étienne-Louis Malus
A) Anomalous dispersion B) Normal dispersion C) Waveguide dispersion D) Material dispersion |