CBSE Class 9 Answered
what is the cause of refraction.
Asked by | 14 Sep, 2008, 11:03: PM
Expert Answer
Light travels with different speeds in different mediums, so when traveling from one medium to another (having different refractive indices) its sped changes and hence the direction alo changes.
Answered by | 15 Sep, 2008, 12:59: AM
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