a wave travels 2km in 3sec in amedium and ,in air it travels 3km in 10sec..the ratio of wavelentghs in two media is??
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m=c/v
V1=2000/3
V2=3000/10
m1/m2=9/20
So y(wavelength) ratio is inversely proportional to refractive index
Y1/y2=20/9
V1=2000/3
V2=3000/10
m1/m2=9/20
So y(wavelength) ratio is inversely proportional to refractive index
Y1/y2=20/9
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