MHT CET Physics question
Green light of wavelength 5460° is incident on an air and glass interface. If refractive index of glass is 1.5, the wavelength in glass will be : [PMT 1993]
Answer: (C)
Solution
λ_g = 5460/1.5 = 3640 Å; the other values do not equal λ/μ. Hence the correct option is (c).