a. Show that the actual distance xs a ray travels during one skip distance is given by whe...

a. Show that the actual distance xs a ray travels during one skip distance is given by

 

where θ is the entrance angle and the fiber is used in air.

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b. Show that the actual total distance xt a ray with entrance angle θ travels over a total length L of fiber is given by

 

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c. Determine xs,Ls, and xt for a m-long fiber of diameter 50 μm, core index of 1.50, and a ray entrance angle of θ = 10°.