In this video am teaching physics of class 9 scert (kerala syllabus)
In this video am talking about refraction of light, how refraction occurs?
What are mediums ?
What is the reason for refraction of light ?
What is optical density?
What happens when light travels through optically denser medium ?
#newgenmath #newgenmathphysicsclass#class9physics #refractionoflight#physics#physicsclass9
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