CBSE Class 10 - Refraction of Light Videos

• how is light made
• what are the ray diagrams??
• what is refraction  
• If sun emmit yellow light so how it turns into white when it enters in earth atmosphere and if the question is ansewable then does it happens in other planets too
• sir iska answer solve kr ke do
  
• what do you mean by refraction of light?
• how can you  find  the speed of the scooter that approches the mirror  
• What if A is not given in the angle of deviation formula?  i + e - A
• define the refractive index of benzene if the critical angle of it is 42
• The speed of light in a transparent medium is 0.6 times as that of its speed in vacuum. What is the refractive index of the medium? (a) 1.0 (b) 1.33 (c) 1.55 (d)1.66

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