A cut diamond sparkles because of its hardness high r
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A cut diamond sparkles because of its
A.
hardness
B.
high refractive index
C.
emission of light by the diamond
D.
absorption of light
Please scroll down to see the correct answer and solution guide.
Right Answer is: B
SOLUTION
Diamond has a very high refractive index because of this, its critical angle is very small which leads to the internal reflection of most of the light inside the medium. This internally reflecting light cause the sparkling of diamond.