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Help plz asap. DONT GIVE LINKS

Help plz asap. DONT GIVE LINKS-example-1
User Maohieng
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the angle of incidence beyond which rays of light passing through a denser medium to the surface of a less dense medium are no longer refracted but totally reflected. THARS what critical angle means
User Genghiskhan
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Answer:

Step-by-step explanation:

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User Sanovia
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