It refers to the abrupt of change in refractive index from core to clad ∙ A. step index ∙ B. graded index ∙ C. semi-graded index ∙ D. half step index

It refers to the abrupt of change in refractive index from core to clad
∙ A. step index  
∙ B. graded index
∙ C. semi-graded index
∙ D. half step index
by

1 Answer

Answer :

∙ A. step index
by

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