when light travels from rarer to denser medium the speed decreases does this decrease and speed imply a decrease in energy carried by the light wave justify your answer
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it is because,the light in rarer medium travels fast, while in denser medium slow,so there is decrease in the spee
vsparvathi:
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No! since light is electromegnetic radiation ..it moves like wave .and may have diffrence in speed but its energy is constant because it carry its energy as 'Photons' which is the also known as energy packet..
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