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Question
Tue February 01, 2011
suppose in the question they have asked to find the speed in diamond if the speed of light and r.index is given the actual answer is 1.3 x 10^8

# hello mam/sir

Tue February 01, 2011
Dear student,
Refractive index = velocity of light in vaccum/ speed of light in material or diamond

2.42 = 3 X 10^8/x
x = 3X10^8/2.42 = 1.24 X 10^8m/s

you should not 2 in your answer dear...

because, 3/2.42 = 1.239..

how much does this question carry?

Team
Topperelarning.com
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