Quiz  /  Ray Optics Gate & PSU MCQ Questions With Answers

  • 1. 
    Polarizing angle for Water is?(μ =4/3)

  • 53°53^{\degree}53° 8'
  • 53°53^{\degree}53°
  • 48°48^{\degree}48°
  • 50°50\degree50°

  • 2. 
    If a candle is placed at 2f in front of a converging lens, the image

  • will appear at f on the opposite side of the lens
  • the image will appear at 2f on the opposite side of the lens
  • the image will appear between f and 2f on the opposite side of the lens
  • the image will not appear

  • 3. 
    Determine the wavelength of this wave?

  • 1m
  • 2m
  • 3m
  • 4m

  • 4. 
    The macroscopic bending losses show an exponential increase due to ________ in radius of curvature.

  • Increase
  • Decrease
  • Stability
  • None of the above

  • 5. 
    How does light travel?

  • in all directions
  • in transverse waves
  • in a zig zag line
  • back and forth

  • 6. 
    Concave mirrors will produce...

  • Real, erect images
  • Virtual, inverted images
  • Real, inverted images
  • no images form

  • 7. 
    Through what kind of matter does light move fastest?

  • liquids
  • air
  • matter that is lighter in color
  • matter that is in larger objects

  • 8. 
    Stimulated emission by recombination of injected carriers is encouraged in

  • Semiconductor injection laser
  • Gas laser
  • Chemist laser
  • Dye laser
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