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OpenStudy (anonymous):
when light travels from one medium to another speed of light changes so there should also be change in energy since its kinetic energy has changes. But while reading refraction there was no mention of change in energy. So does the energy remains constant?
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OpenStudy (anonymous):
please help
OpenStudy (anonymous):
frequency does NOT change, so energy stays the same (E= h* ni (f) ), wavelenght and speed change. hope that helps
OpenStudy (anonymous):
i am so stupid. Thank you sir
OpenStudy (anonymous):
not a problem, glad to help
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