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Refraction

Refraction problem 1

next problem »

Describe the course of a beam at the transition:

from air to water,
from water to air.

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The beam is refracted towards the normal when passing from air to water so that the angle of incidence is greater than the angle of refraction.
The beam is refracted away from the normal when passing from water to air so that the angle of incidence is smaller than the angle of refraction.

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material editor: Daniel Owoyomi