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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 ……………

Refraction Plane Surfaces

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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.

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