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Ghalib Karpe
Asked: 2022-11-04T11:01:42+05:30 In:

Green light of wavelength 5460Å is incident on an air glass interface. If the refractive index of glass is 1.5, the wavelength of light in glass would be `(C=3 xx 10^(8) ms^(-1))`n
A. `3640Å`
B. `5460Å`
C. `4861Å`
D. `6240Å`

Green light of wavelength 5460Å is incident on an air glass interface. If the refractive index of glass is 1.5, the wavelength of light in glass would be `(C=3 xx 10^(8) ms^(-1))`n
A. `3640Å`
B. `5460Å`
C. `4861Å`
D. `6240Å`
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1 Answer

  1. Correct Answer – A
    `n=(v_a)/(v_m)=(lambda_a)/(lambda_m) :. lambda_(m)=(lambda_a)/(n)=(5460)/(1.5)=3640Å`

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