CBSE Class 10 Physics Light - Reflection and Refraction

• 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
• what is it
  
•  Define critical angle for a pair of media.
• explain snell' law.
• Refraction of light class 10 simple defination
• The refractive index of water is 4/3 and that of glass is 3/2 . The ratio of speed of light in water to the glass is

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