Physics, asked by Harishankhar8288, 8 months ago

THE WAVELENGTH OF A BEAM OF LIGHT IN GLASS IS 4400*10^-10 M. WHAT IS ITS WAVELENGTH IN AIR, IF REFRACTIVE INDEX OF GLASS IS 1.5?

Answers

Answered by shariquekhan2500

See in order to have velocity faster in air which is obvious for that the wavelength must increase and thus the wavelength in the air is 4400×1.5 ×10^-10 m or 4400×1.5 angstrom.

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