Reflection and Refraction

What is Light? ,[object Object],[object Object],[object Object],A ray A divergent beam A convergent beam A parallel beam

Luminous and Non-Luminous ,[object Object],[object Object],[object Object],[object Object]

Reflection ,[object Object],[object Object]

Reflection Angle of incidence, i Angle of reflection, r normal Incident ray Reflectedray surface

Laws of Reflection ,[object Object],[object Object]

Reflection for Different Surfaces ,[object Object],[object Object],[object Object],[object Object]

Properties of Image Formed by Plane Mirror ,[object Object],[object Object],[object Object],[object Object],[object Object]

Ray Diagram for Reflection Object, O observer

Ray Diagram for Reflection Image, I observer Object, O

Ray Diagram (Extended object) observer

Refraction ,[object Object],[object Object],[object Object]

Refraction Incident ray Refracted ray Emergent ray Angle of incidence Angle of refraction normal Angle of emergence

Laws of Refraction ,[object Object],[object Object],(Snell’s Law)

Refractive Index ,[object Object],Angle of incidence Angle of refraction

Speed and Refractive Index ,[object Object],[object Object]

Daily Phenomena of Refraction ,[object Object],[object Object],[object Object]

Total Internal Reflection ,[object Object],[object Object],[object Object],[object Object],[object Object]

Critical Angle ,[object Object],Refractive index Critical angle

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