To find the refractive index of the material of a prism by critical angle method.
Click your option. Select the one which is appropriate for your computer.Google Video (To be opened with Google Video)
exp18A.mp4 ( Download as mp4 format may be saved in your computer
and may open with VLC or Adobe media player )
YouTube ( For those countries where YouTube is allowed)
For some details click here-
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Supplement