Edexcel OLevel Physics Revision Note (Updated)

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Lesson

Lesson-10.1.7- explain the meaning of critical angle c.

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Lesson-10.1.6- describe the role of total internal reflection in transmitting information along optical fibres and in prisms.Previous Lesson-10.2.1- know and use the relationship between critical angle and refractive index: sin c = 1 / nNext