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Physics Gr. 10
Refraction
the index of refraction
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Prutha Pathak
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what is the index of refraction?
the
ratio
of the
speed
of light in a
vacuum
to the
speed
of light in the
medium
what is the equivalent ratio to c/v?
sin<i/sin<r (the sine of the angle of
incidence
in the vacuum over the
sine
of the
angle
of refraction in the medium)
n =
c
/
v
= sin<i/sin<r
