Math Problem Statement
Find NA and acceptance angle of a fiber with core index 1.4 and Δ = 0.02.
Solution
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Math Problem Analysis
Mathematical Concepts
Numerical Aperture (NA)
Acceptance Angle
Relative Index Difference (Δ)
Optical Fiber Theory
Formulas
NA = sqrt(n1^2 - n2^2)
Δ = (n1^2 - n2^2) / (2n1^2)
n2 = n1 * sqrt(1 - 2Δ)
sin(θa) = NA
θa = arcsin(NA)
Theorems
Snell's Law
Fiber Optic Light Propagation
Suitable Grade Level
Undergraduate level (Physics/Optics)
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