Determine the change in wave-length of light during its passage from air to glass, if the refractive index of glass with respect to air is 1.5 and the frequency of the light is 4 × 10¹4 Hz. Find the wave number of light in glass. [Velocity of light in air = 3 × 108 m/s].

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Determine the change in wave-length of
light during its passage from air to glass, if the
refractive index of glass with respect to air is
1.5 and the frequency of the light is 4 × 10¹4 Hz.
Find the wave number of light in glass.
[Velocity of light in air = 3 × 10³ m/s].
Transcribed Image Text:Determine the change in wave-length of light during its passage from air to glass, if the refractive index of glass with respect to air is 1.5 and the frequency of the light is 4 × 10¹4 Hz. Find the wave number of light in glass. [Velocity of light in air = 3 × 10³ m/s].
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