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5 questions
Angle of deviation is
angle by which incident ray deviates through prism
angle between incident ray and refracted ray
angle between incident ray and normal
Angle of deviation does not depend on
angle of incidence
angle of prism
frequency of light
angle of deviation will be maximum for-----colour
red
violet
green
which colour has least refractive index?
red
blue
violet
yellow
Rainbow is formed due to-----of light
refraction
reflection
dispersion
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