Light Energy ( Refraction of light) |line by line explanation|Riddhi rani|

ICSE.
Class 8th.
Light Energy.
Part 1
Line by line explanation in hindi.
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Topic:-
speed of light in different media.
Refraction of light.
some terms related to refraction of light.
laws of refraction (sneill'slaw).
Effect of refraction.

Chapter 4 👉   • Energy| class 8th| Line by line explanatio...  
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