WHATT IS THE SPEED OF LIGHT IN GLASS?... | Science Class 8

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Asked by SAHITYA ROY · Rani laxmibai public school jhansi

WHATT IS THE SPEED OF LIGHT IN GLASS?

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A 2×10^8
B 3×10^8
C 2.5×10^8
D 1×10^8

4 answered 75% got it right