Physics
Fill in the blanks to complete the following sentences —
(a) When light travels from a rarer to a denser medium, its speed ……………
(b) When light travels from a denser to a rarer medium, its speed ……………
(c) The refractive index of glass with respect to air is 3/2. The refractive index of air with respect to glass will be ……………
Answer
(a) When light travels from a rarer to a denser medium, its speed decreases
(b) When light travels from a denser to a rarer medium, its speed increases.
(c) The refractive index of glass with respect to air is 3/2. The refractive index of air with respect to glass will be 2/3.
Related Questions
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The refractive index of water with respect to air is aμw and of glass with respect to air is aμg. Express the refractive index of glass with respect to water.