.Light travels through a glass plate of thickness d. If n is the refractive index of glass and c is the velocity of light in vacuum, the time taken by light to travel through the glass plate is a) n/cd b) nc/d c) nd/c d) ndc
aditya kashyap , 11 Years ago
Grade upto college level
2 Answers
Saurabh Koranglekar
Last Activity: 4 Years ago
Dear student
The answer is c
n*d/c
Regards
Vikas TU
Last Activity: 4 Years ago
Dear student
Speed =distance /time
Distance =refractive index×thickness
C=n×t/time
So ,t=n×t/c
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