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Ray Diagrams For Lenses quiz

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Terms in this set (14)

  • Which objective lens provides the highest total magnification in a microscope setup?
    The objective lens with the highest magnification value provides the highest total magnification. Typically, this would be the lens labeled with the highest number, such as 100× in a standard microscope setup.
  • Which lens has a magnification of 40× in a typical microscope?
    In a typical microscope, the objective lens labeled as 40× provides a magnification of 40 times.
  • Which shape of the lens allows a person to see long distances more clearly?
    A converging lens, such as a convex lens, allows a person to see long distances more clearly by focusing light rays to a point.
  • What is the typical magnification of an ocular lens in a microscope?
    The typical magnification of an ocular lens in a microscope is 10×.
  • What is the primary function of a lens compared to a mirror?
    A lens transmits light and produces an image behind it, while a mirror reflects light and produces an image in front of it.
  • What happens to light when it passes through a converging lens?
    The light rays bend towards the central axis and converge at a point known as the focus.
  • Why do we need to represent focuses on both sides of a lens in ray diagrams?
    Representing focuses on both sides of the lens helps in drawing accurate ray diagrams.
  • What is a biconvex lens?
    A biconvex lens has convex surfaces on both sides, appearing convex no matter how it is viewed.
  • What are the three lines used in ray diagrams for converging lenses?
    The lines are: parallel to the central axis then through the far focus, through the near focus then parallel to the central axis, and through the center of the lens without deflection.
  • How can you determine if an image is upright or inverted using ray diagrams?
    If the convergence of light is below the central axis, the image is inverted; if above, it is upright.
  • What is the main characteristic of a diverging lens regarding light rays?
    A diverging lens spreads light rays further apart, never focusing them, and only produces virtual images.
  • What is a biconcave lens?
    A biconcave lens has concave surfaces on both sides, appearing concave no matter how it is viewed.
  • What are the three lines used in ray diagrams for diverging lenses?
    The lines are: parallel to the central axis then away from the near focus, towards the far focus then parallel to the central axis, and through the center of the lens without deflection.
  • How can you determine if an image is upright or inverted for a diverging lens?
    Images produced by diverging lenses are always virtual and upright.