Calculate the refractive index of the material ... - WAEC Physics 1991 Question
Calculate the refractive index of the material of the glass block shown in the diagram if YZ = 4cm
A
0.40
B
0.60
C
1.50
D
1.67
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Correct Option: D
n = (\frac{\text{real depth}}{\text {apparent depth}})
(\frac{10}{10^{-4}}) = 1.6
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