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- 1. Multiple Choice
The perpendicular line drawn from the surface of any surface is called as
Normal
Incident Ray
Refracted ray
Emergent ray
- 2. Multiple Choice
is called asAngle of incidence
Angle of deviation
Angle of dispersion
Angle of refraction
- 3. Multiple Choice
When white light passes through a prism,
red bends more, violet bends least
red bends least, violet bends most
dispersion doesn't occur
refraction doesn't occur
- 4. Fill in the Blank
Sunlight is white, it contains all the colors of the ________.
- 5. Multiple Choice
The splitting of white light into the seven colors when it passes through a transparent material is called
Refractrion
Dispersion
Reflection
Diffraction
- 6. Multiple Choice
A ray of white light enters the raindrop and undergoes __________ and __________ to form a spectrum.
refraction; dispersion
reflection; dispersion
dispersion; diffraction
scattering; dispersion
- 7. Multiple Choice
The refraction of light passed by the Earth’s Atmosphere having air layers of varying __________ is called atmospheric refraction.
optical densities
densities
volumes of air
winds
- 8. Fill in the Blank
Stars are ______ sources.
- 9. Fill in the Blank
Planets are __________ sources
- 10. Fill in the Blank
The scattering of a beam of light is called
- 11. Multiple Choice
Statement: Blue light scatters more than red light during
day time
night time
twilight
none of the above
- 12. Multiple Choice
Red light has
longer wavelength
shorter wavelength
longer frequency
none of the above
- Answer choicesTagsAnswer choicesTags