How good are you in optics, take this quiz to check?

How good are you in optics, take this quiz to check

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   Author : Adiyogi Quiz Master

Q1: A spherical air bubble is embedded in a piece of glass. For a ray of light passing through the bubble, it behaves like a

  • A. Converging lens
  • B. Diverging lens
  • C. Plano-converging lens
  • D. Plano-diverging lens

Q2: What kind of image is created by a concave lens?

  • A. upright and smaller
  • B. inverted and smaller
  • C. inverted and larger
  • D. upright and larger

Q3: What kind of lens is used by short-sighted persons?

  • A. Convex lens
  • B. Concave lens
  • C. Cylindrical lens
  • D. Compound lens

Q4: A number of images of a candle flame can be seen in a thick mirror. The brightest image is

  • A. First
  • B. Second
  • C. Last
  • D. All are of same brightness

Q5: Which one among the following is used to make periscope?

  • A. Convex mirror
  • B. Concave mirror
  • C. Plane mirror
  • D. Double sided mirror

Q6: The mirror used for the head light of a car is

  • A. Spherical concave
  • B. Plane
  • C. Cylindrical
  • D. Parabolic concave

Q7: The ratio of the focal length of the objective to the focal length of the eyepiece is greater than one for

  • A. a microscope
  • B. a telescope
  • C. both microscope and telescope
  • D. neither microscope nor telescope

Q8: The human eye is like a camera and hence it contains a system of lens. The eye lens forms _________.

  • A. an upright real image on the retina
  • B. an inverted virtual image on the retina
  • C. an inverted real image on the retina
  • D. an upright virtual image on the retina

Q9: How far must an object be from a concave mirror if the image formed is to be inverted?

  • A. less than its focal length
  • B. exactly at its focal length
  • C. more than its focal length
  • D. none of the above

Q10: Different objects at different distances are seen by the eye. The parameter that remains constant is -

  • A. the focal length of the eye lens
  • B. the object distance from the eye lens
  • C. the radii of curvature of the eye lens
  • D. the image distance from the eye lens